<h2 class="sub-title">UCLA ਠਤ੠ਯà©à¨¨à©à¨µà¨°à¨¸à¨¿à¨à© à¨à¨« ਠਲਬਰà¨à¨¾ ਦ੠à¨à©à¨à¨à¨°à¨¤à¨¾à¨µà¨¾à¨ ਨ੠ਪਾà¨à¨ ਹ੠à¨à¨¿ ਮਿà¨à¨¾à¨à¨£ ਵਾਲ੠ਪਰਿਵਰਤਨ ਠਤ੠mtDNA ਦ੠ਠਸਧਾਰਨ ਸਮà©à¨à¨°à¨¨ ਮਨà©à©±à¨à¨¾à¨ ਠਤ੠à¨à©à¨¹à¨¿à¨à¨ ਵਿੱਠà¨à©à¨µ-ਵਿà¨à¨¿à¨à¨¨à¨ ਬà©à¨¢à¨¾à¨ªà© ਨਾਲ ਸਬੰਧਿਤ ਹਨ।</h2>
<p></p>
<div id="content-body-69021616" class="articlebodycontent col-xl-9 col-lg-12 col-md-12 col-sm-12 col-12" itemprop="articleBody">
<p>à¨à¨¿à¨µà©à¨ ਠਸà©à¨ à¨à¨®à¨° ਵਧਦ੠ਹਾà¨, ਠਸà©à¨ ਪਿੰà¨à¨° ਦà©à¨à¨ ਮਾਸਪà©à¨¸à¨¼à©à¨à¨ ਠਤ੠ਦਿਮਾਠਵਰà¨à© à¨à¨¿à¨¸à¨¼à©à¨à¨ ਵਿੱਠਸਾਡ੠à¨à©à¨¨à©à¨® ਦ੠à¨à©à¨à©à© à¨à©à¨ ਦਿੰਦ੠ਹਾà¨à¥¤ à¨à¨¹ ਨà©à¨à¨¸à¨¾à¨¨, à¨à¨¿à¨¨à©à¨¹à¨¾à¨ ਨà©à©° ਡਿਲà©à¨¸à¨¼à¨¨ ਮਿà¨à¨à©à¨¸à¨¼à¨¨ à¨à¨¿à¨¹à¨¾ à¨à¨¾à¨à¨¦à¨¾ ਹà©, ਹà©à¨²à©-ਹà©à¨²à© ਮਾà¨à¨à©à¨à©à¨à¨¡à©à¨°à©à¨ ਨ ਨਾਮਠਸà©à©±à¨² ਦ੠ਹਿੱਸ੠ਦ੠à¨à©°à¨® ਨà©à©° ਨਸ਼ਠà¨à¨° ਦਿੰਦ੠ਹਨ।</p>
<p>ਮਾਸਪà©à¨¸à¨¼à©à¨à¨ ਦ੠ਸà©à©±à¨²à¨¾à¨ ਵਿੱਠà¨à¨¹à¨¨à¨¾à¨ ਦ੠ਸੰà¨à©à¨à¨¿à¨¤ à¨à¨¾à¨°à¨ ਨà©à©° ਸਮਰਥਨ ਦà©à¨£ ਲਠਲà©à©à©à¨à¨¦à© ਸੰà¨à¨¿à¨ ਵਿੱਠà¨à¨¾à¨°à¨à¨¸à¨¼à©à¨² ਮਾà¨à¨à©à¨à¨¾à¨à¨¡à¨°à©à¨ ਦ੠à¨à¨¾à¨ ਹà©à©°à¨¦à© ਹ੠ਠਤ੠à¨à¨¸ ਨਾਲ ਮਾਸਪà©à¨¸à¨¼à©à¨à¨ ਦਾ ਨà©à¨à¨¸à¨¾à¨¨ ਹà©à©°à¨¦à¨¾ ਹà©à¥¤</p>
<p>ਮਿà¨à¨¾à¨à¨£ ਦ੠ਪਰਿਵਰਤਨ ਦਾ à¨à¨¾à¨°à¨¨ ਬਣਨ ਵਾਲ੠ਪà©à¨°à¨à¨¿à¨°à¨¿à¨ ਦ੠ਬਿਹਤਰ ਸਮਠਪà©à¨°à¨¾à¨ªà¨¤ à¨à¨°à¨¨à¨¾ ਸਾਨà©à©° à¨à¨¸ ਨà©à©° ਰà©à¨à¨£ à¨à¨¾à¨ à¨à©±à¨à©-à¨à©±à¨ ਦà©à¨°à© ਵਿੱਠਮਦਦ à¨à¨° ਸà¨à¨¦à¨¾ ਹà©à¥¤</p>
<div class="also-read print-hide" data-ga-label="AlsoReadArticle">
<div class="element">
<div class="title">
<p>									ਤà©à¨¹à¨¾à¨¡à© ਨਵà©à¨ ਸਾਲ ਦ੠ਠà¨à¨¿à¨à¨¸ ਸੰà¨à¨²à¨ªà¨¾à¨ ਦ੠ਨਾਲ à¨à©±à¨ à¨à©à¨à¨¾ ਰੱà¨à¨£à¨¾ ਠà©à¨ ਹà©- ਦਿਨ ਵਿੱਠà¨à©à¨ ਮਿੰਠਤà©à¨¹à¨¾à¨¡à© ਮਾਸਪà©à¨¸à¨¼à© ਦ੠ਤਾà¨à¨¤ ਨà©à©° ਸà©à¨§à¨¾à¨° ਸà¨à¨¦à© ਹਨ।</p></div>
<div class="picture"></div>
</div>
</div>
<p>ਸਾਡ੠à¨à©à¨¨à©à¨® (DNA) ਦਾ ਬਹà©à¨¤à¨¾ ਹਿੱਸਾ ਸà©à©±à¨² ਦ੠ਨਿà¨à¨à¨²à©à¨ ਸ ਵਿੱਠਰਹਿੰਦਾ ਹà©à¥¤ ਬਾà¨à©, ਪਰਮਾਣ੠à¨à©à¨¨à©à¨® ਦਾ ਸਿਰਫ਼ ਪੰਠਮਿਲà©à¨ ਨਵਾਠਹਿੱਸਾ, ਮਾà¨à¨à©à¨à©à¨à¨¡à©à¨°à©à¨ ਨ ਵਿੱਠਸਥਿਤ ਹà©à¥¤ à¨à¨®à¨°-ਸਬੰਧਤ ਮਿà¨à¨¾à¨à¨£ ਵਾਲ੠ਪਰਿਵਰਤਨ ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਲ à¨à©à¨¨à©à¨® (mtDNA) ਵਿੱਠà¨à¨à©±à¨ ੠ਹà©à©°à¨¦à© ਹਨ।</p>
<p>à¨à©à¨²à©à¨«à©à¨°à¨¨à©à¨ ਯà©à¨¨à©à¨µà¨°à¨¸à¨¿à¨à© ਲਾਸ à¨à¨à¨à¨²à¨¸ ਠਤ੠ਯà©à¨¨à©à¨µà¨°à¨¸à¨¿à¨à© à¨à¨« ਠਲਬਰà¨à¨¾, à¨à©à¨¨à©à¨¡à¨¾ ਦ੠à¨à©à¨à¨à¨°à¨¤à¨¾à¨µà¨¾à¨ ਨ੠27 ਨਵੰਬਰ ਨà©à©° à¨à¨°à¨¨à¨² ਵਿੱਠਰਿਪà©à¨°à¨ ਦਿੱਤà©à¥¤ <a rel="nofollow noopener" target="_blank" href="https://genome.cshlp.org/content/early/2024/11/26/gr.279072.124"><i>à¨à©à¨¨à©à¨® à¨à©à¨</i></a> à¨à¨¹ &#8211; ਮਿà¨à¨¾à¨à¨£ ਦ੠ਨਾਲ &#8211; à¨à¨ ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਲ à¨à©à¨¨ ਵ੠ਠਸਧਾਰਨ ਰà©à¨ª ਵਿੱਠਪà©à¨°à¨à¨ ਹ੠à¨à¨à¥¤ ਮਿà¨à¨¾à¨ à¨à¨¾à¨£ ਵਾਲ੠ਪਰਿਵਰਤਨ ਠਤ੠à¨à¨®à¨à©à¨¡à©à¨à¨¨à¨ ਦ੠ਠਸਧਾਰਨ ਸਮà©à¨à¨°à¨¨ ਦà©à¨µà©à¨ ਮਨà©à©±à¨à¨¾à¨ ਠਤ੠à¨à©à¨¹à¨¿à¨à¨ ਵਿੱਠà¨à©à¨µ-ਵਿà¨à¨¿à¨à¨¨à¨ ਬà©à¨¢à¨¾à¨ªà© ਨਾਲ ਸਬੰਧਿਤ ਹਨ।</p>
<p>à¨à¨¸ ਲਠਹਾਲਾà¨à¨à¨¿ mtDNA ਸਾਡ੠à¨à©à¨¨à©à¨® ਦ੠ਸਿਰਫ à¨à©±à¨ à¨à©à¨à© ਹਿੱਸ੠ਨà©à©° ਦਰਸਾà¨à¨à¨¦à¨¾ ਹà©, à¨à¨¸à¨¦à© ਮਿà¨à¨¾à¨ à¨à¨¾à¨£ ਵਾਲ੠ਪਰਿਵਰਤਨ à¨à¨¸ à¨à¨¿à¨°à¨¾à¨µà¨ ਦਾ à¨à©±à¨ ਪà©à¨°à¨®à©à©±à¨ à¨à¨°à¨¿à©±à¨à¨° à¨à¨¾à¨ªà¨¦à© ਹਨ à¨à© ਬà©à¨¢à¨¾à¨ªà© ਦ੠ਨਾਲ à¨à¨à¨à¨¦à© ਹà©à¥¤</p>
<h4 class="sub_head">ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ à¨à© ਹਨ?</h4>
<p>ਮਾà¨à¨à©à¨à¨¾à¨à¨¡à¨°à©à¨ ਸà©à©±à¨² ਦ੠ਪਾਵਰਹਾà¨à¨¸ ਹਨ। à¨à¨¹ à¨à¨¹ ਹਨ à¨à¨¿à©±à¨¥à© ਮਿਸ਼ਰਿਤ à¨à¨¡à©à¨¨à©à¨¸à¨¿à¨¨ à¨à©à¨°à¨¾à¨à¨«à¨¾à¨¸à¨«à©à¨ (à¨à¨à©à¨ªà©) ਦਾ à¨à¨¼à¨¿à¨à¨¦à¨¾à¨¤à¨° ਸੰਸਲà©à¨¸à¨¼à¨£ ਹà©à©°à¨¦à¨¾ ਹà©à¥¤ à¨à¨à©à¨ªà© ਸà©à©±à¨² ਦ੠ਸਾਰ੠à¨à¨¾à¨°à¨à¨¾à¨ ਲਠà¨à¨°à¨à¨¾ ਸਰà©à¨¤ ਹà©à¥¤</p>
<p>mtDNA ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਲ ਫੰà¨à¨¸à¨¼à¨¨ ਲਠà¨à¨¼à¨°à©à¨°à© ਪà©à¨°à©à¨à©à¨¨ ਦ੠ਸਿਰਫ à¨à©±à¨ à¨à©à¨à© ਸਬਸà©à©±à¨ ਨà©à©° à¨à¨¨à¨à©à¨¡ à¨à¨°à¨¦à¨¾ ਹà©à¥¤ ਬਹà©à¨¤ ਸਾਰ੠ਹà©à¨° ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਲ ਪà©à¨°à©à¨à©à¨¨ ਪà©à¨°à¨®à¨¾à¨£à© à¨à©à¨¨à©à¨® ਦà©à¨à¨°à¨¾ à¨à¨¨à¨à©à¨¡ à¨à©à¨¤à© à¨à¨¾à¨à¨¦à© ਹਨ, ਠਤ੠ਮਾà¨à¨à©à¨à¨¾à¨à¨¡à¨°à©à¨ ਠਤ੠ਨਿà¨à¨à¨²à©à¨ ਸ (ਠਰਥਾਤ ਸਾà¨à¨à©à¨ªà¨²à¨¾à¨à¨¼à¨®) ਦ੠ਬਾਹਰ ਸਥਿਤ ਸà©à©±à¨² ਦ੠ਹਿੱਸ੠ਵਿੱਠਬਣਨ ਤà©à¨ ਬਾਠਦ ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਵਿੱਠਦਾà¨à¨² ਹà©à©°à¨¦à© ਹਨ।</p>
<p>ਮਾà¨à¨à©à¨à¨¾à¨à¨¡à¨°à©à¨ ਮà©à¨à¨¤-à¨à©à¨µà¨£ ਵਾਲ੠ਬà©à¨à¨à©à¨°à©à¨ ਦ੠ਵੰਸ਼ਠਹਨ à¨à© ਸਾਡ੠ਸ਼à©à¨°à©à¨à¨¤à© ਸਿੰà¨à¨²-ਸà©à¨²à¨¡ ਪà©à¨°à¨µà¨à¨¾à¨ ਦà©à¨à¨°à¨¾ ਲà©à¨¨ ਹ੠à¨à¨ ਸਨ। à¨à¨¦à©à¨ ਤà©à¨, ਬਹà©à¨¤ ਸਾਰ੠ਬà©à¨à¨à©à¨°à©à¨ ਦ੠à¨à©à¨¨ ਪà©à¨°à¨®à¨¾à¨£à© à¨à©à¨¨à©à¨® ਵਿੱਠਤਬਦà©à¨² ਹ੠à¨à¨ ਹਨ, mtDNA ਵਿੱਠਸਿਰਫ à¨à©±à¨ à¨à©à¨à¨¾ à¨à¨¿à¨¹à¨¾ ਲà©à¨ª à¨à©±à¨¡ à¨à©à¥¤ ਠੱà¨, ਮਾà¨à¨à©à¨à¨¾à¨à¨¡à¨°à©à¨ ਹà©à¨£ à¨à¨ªà¨£à© ਮà©à¨à¨¼à¨¬à¨¾à¨¨ ਸà©à©±à¨² ਤà©à¨ ਸà©à¨¤à©°à¨¤à¨° ਤà©à¨° &#8216;ਤ੠à¨à¨¿à¨à¨à¨¦à¨¾ ਨਹà©à¨ ਰਹਿ ਸà¨à¨¦à¨¾ ਹà©à¥¤</p>
<p>ਵਿਠà¨à¨¤à© ਸਿਰਫ਼ ਮਾਠਦ੠ਠੰਡ੠ਰਾਹà©à¨ à¨à¨ªà¨£à¨¾ ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਪà©à¨°à¨¾à¨ªà¨¤ à¨à¨°à¨¦à© ਹਨ। à¨à¨¿à©±à¨¥à©à¨ ਤੱਠਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਦਾ ਸਬੰਧ ਹà©, ਮਰਦ à¨à©±à¨ ਮਰ੠ਹà©à¨ ਠੰਤ ਹਨ, à¨à¨¿à¨à¨à¨à¨¿ à¨à¨¹ ਸ਼à©à¨à©à¨°à¨¾à¨£à© ਸà©à©±à¨²à¨¾à¨ ਦà©à¨à¨°à¨¾ ਬੱà¨à© ਨà©à©° ਨਹà©à¨ ਦਿੱਤ੠à¨à¨¾à¨à¨¦à© ਹਨ। ਸਾਡ੠ਵਿੱà¨à©à¨ ਹਰ à¨à©±à¨ à¨à¨ªà¨£à© ਮਾਵਾਠਦ੠ਰਿਸ਼ਤà©à¨¦à¨¾à¨°à¨¾à¨ ਦ੠à¨à©±à¨ à¨à¨ª ਸਮà©à¨¹ ਨਾਲ mtDNA ਸਾà¨à¨à¨¾ à¨à¨°à¨¦à¨¾ ਹà©, à¨à¨¦à¨¾à¨¹à¨°à¨¨ ਲਠਸਾਡ੠ਮਾਠਦ੠à¨à©à¨£ ਦ੠ਬੱà¨à¨¿à¨à¨ ਨਾਲ, ਪਰ ਸਾਡ੠ਮਾਠਦ੠à¨à¨°à¨¾ ਦ੠ਬੱà¨à¨¿à¨à¨ ਨਾਲ ਨਹà©à¨à¥¤</p>
<p>à¨à¨¸ ਦ੠à¨à¨²à¨, ਪਰਮਾਣ੠à¨à©à¨¨à©à¨® ਵਿੱਠਸਾਡ੠23 à¨à©à¨°à©à¨®à©à¨¸à©à¨®à¨¾à¨ ਵਿੱà¨à©à¨ ਹਰà©à¨ ਦà©à¨à¨ ਦ੠à¨à¨¾à¨ªà©à¨à¨ ਹà©à©°à¨¦à©à¨à¨ ਹਨ, à¨à¨¿à¨¨à©à¨¹à¨¾à¨ ਦ੠à¨à¨¿à¨£à¨¤à© 1 ਤà©à¨ 23 ਹà©à©°à¨¦à© ਹà©à¥¤ ਹਰà©à¨ à¨à©à©à© ਵਿੱà¨à©à¨ à¨à©±à¨ à¨à©à¨°à©à¨®à©à¨¸à©à¨® ਸਾਡ੠ਮਾਠਦ੠ਠੰਡ੠ਰਾਹà©à¨ ਠਤ੠ਦà©à¨à¨¾ ਸਾਡ੠ਪਿਤਾ ਦ੠ਸ਼à©à¨à¨°à¨¾à¨£à© ਰਾਹà©à¨ ਸਾਡ੠à¨à©à¨² à¨à¨à¨à¥¤ ਠਸà©à¨ ਬਦਲ੠ਵਿੱਠਹਰà©à¨ à¨à©à©à© ਵਿੱà¨à©à¨ ਸਿਰਫ à¨à©±à¨ à¨à©à¨°à©à¨®à©à¨¸à©à¨® ਨà©à©° ਸਾਡ੠ਦà©à¨à¨°à¨¾ ਬਣਾਠà¨à¨ ਸ਼à©à¨à©à¨°à¨¾à¨£à© à¨à¨¾à¨ ਠੰਡ੠ਵਿੱਠà¨à©à¨à¨¦à© ਹਾà¨à¥¤ ਸ਼à©à¨à©à¨°à¨¾à¨£à© ਠਤ੠ਠੰਡ੠ਦਾ ਸੰਯà©à¨à¨¨ à¨à©±à¨ à¨à¨¼à¨¾à¨à¨à©à¨ ਬਣਾà¨à¨à¨¦à¨¾ ਹà©, à¨à©±à¨ ਸà©à©±à¨² à¨à¨¿à¨¸ ਵਿੱਠਹਰà©à¨ à¨à©à¨°à©à¨®à©à¨¸à©à¨® ਦà©à¨à¨ ਦ੠à¨à¨¾à¨ªà©à¨à¨ ਹà©à©°à¨¦à©à¨à¨ ਹਨ। ਫਿਰ à¨à¨¹ ਸà©à©±à¨² ਬੱà¨à© ਦ੠ਸਰà©à¨° ਦ੠ਬਾà¨à© ਸਾਰ੠ਸà©à©±à¨²à¨¾à¨ ਨà©à©° ਵੰਡਦਾ ਹ੠ਠਤ੠ਪà©à¨¦à¨¾ à¨à¨°à¨¦à¨¾ ਹà©à¥¤</p>
<p>ਦà©à¨à© ਸ਼ਬਦਾਠਵਿà¨, ਪਰਮਾਣ੠ਠਤ੠ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਲ à¨à©à¨¨à©à¨® ਦ੠ਵੱà¨à©-ਵੱà¨à¨°à© ਵੰਸ਼ ਹਨ।</p>
<h4 class="sub_head">ਡà©à¨à¨¨à¨, à¨à¨®à¨à¨°à¨à¨¨à¨ ਠਤ੠à¨à©à¨¨</h4>
<p>ਹਰà©à¨ à¨à©à¨°à©à¨®à©à¨¸à©à¨® ਵਿੱਠà¨à©±à¨ ਲੰਮਾ ਡà©à¨à¨¨à¨ ਠਣ੠ਹà©à©°à¨¦à¨¾ ਹà©à¥¤ ਠਣ੠ਵਿੱਠਦ੠ਧਾà¨à© ਹà©à©°à¨¦à© ਹਨ। ਹਰà©à¨ ਸà¨à©à¨°à©à¨à¨¡ à¨à¨¾à¨° ਮਿਸ਼ਰਣਾਠਦਾ à¨à©±à¨ à¨à©à¨°à¨® ਹà©à©°à¨¦à¨¾ ਹà©, à¨à¨¿à¨¸à¨¨à©à©° ਬà©à¨¸ à¨à¨¿à¨¹à¨¾ à¨à¨¾à¨à¨¦à¨¾ ਹà©, ਠਤ੠ਤਾਰਾਠਨà©à©° à¨à¨¹à¨¨à¨¾à¨ ਮਿਸ਼ਰਣਾਠਦ੠à¨à©à©à¨¿à¨à¨ ਵਿà¨à¨à¨¾à¨° ਬਾà¨à¨¡ ਦà©à¨à¨°à¨¾ à¨à©±à¨à¨ ੠ਰੱà¨à¨¿à¨ à¨à¨¾à¨à¨¦à¨¾ ਹà©à¥¤ à¨à¨¹à¨¨à¨¾à¨ à¨à©à©à¨¿à¨à¨ ਨà©à©° ਸਮà©à¨¹à¨¿à¨ ਤà©à¨° &#8216;ਤ੠ਠਧਾਰ à¨à©à©à¨¾ à¨à¨¿à¨¹à¨¾ à¨à¨¾à¨à¨¦à¨¾ ਹà©à¥¤</p>
<p>23 à¨à©à¨°à©à¨®à©à¨¸à©à¨®à¨¸ ਵਿੱਠà¨à©à©±à¨² 3.2 ਬਿਲà©à¨ ਨ ਬà©à¨¸-ਪà©à¨ ਰ ਹà©à©°à¨¦à© ਹਨ। à¨à¨¹ ਪਰਮਾਣ੠à¨à©à¨¨à©à¨® ਲà¨à¨à¨ 20,000 à¨à©à¨¨à¨¾à¨ ਨà©à©° à¨à¨¨à¨à©à¨¡ à¨à¨°à¨¦à¨¾ ਹ੠à¨à¨¿à¨¸ ਵਿੱਠਪà©à¨°à©à¨à©à¨¨ ਬਣਾà¨à¨£ ਲਠਨਿਰਦà©à¨¸à¨¼ ਹà©à©°à¨¦à© ਹਨ, ਨਾਲ ਹ੠ਹà©à¨° 15,000-20,000 à¨à©à¨¨ à¨à© ਪà©à¨°à©à¨à©à¨¨ ਲਠà¨à¨¨à¨à©à¨¡ ਨਹà©à¨ à¨à¨°à¨¦à© ਹਨ। à¨à¨¸ ਦ੠à¨à¨²à¨, ਸਾਡਾ mtDNA ਸਿਰਫ਼ 16,569 ਬà©à¨¸-ਪà©à¨ ਰ ਲੰਬਾ ਹà©, ਠਤ੠à¨à¨¸à¨¦à¨¾ à¨à¨à¨¾à¨° à¨à©à¨²à¨¾à¨à¨¾à¨° ਹà©à¥¤ à¨à¨¹ 13 ਪà©à¨°à©à¨à©à¨¨-à¨à©à¨¡à¨¿à©°à¨ à¨à©à¨¨à¨¾à¨ ਠਤ੠24 à¨à©à¨°-à¨à©à¨¡à¨¿à©°à¨ à¨à©à¨¨à¨¾à¨ ਨà©à©° à¨à¨¨à¨à©à¨¡ à¨à¨°à¨¦à¨¾ ਹà©à¥¤ ਹਾਲਾà¨à¨à¨¿, ਬਹà©à¨¤à© ਸà©à©±à¨²à¨¾à¨ ਵਿੱਠਮਲà¨à©à¨ªà¨² ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਹà©à©°à¨¦à© ਹਨ ਠਤ੠ਹਰà©à¨ ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਵਿੱਠmtDNA ਠਣ੠ਦà©à¨à¨ à¨à¨ à¨à¨¾à¨ªà©à¨à¨ ਹà©à©°à¨¦à©à¨à¨ ਹਨ। mtDNA à¨à¨¸ ਲਠਸà©à©±à¨² ਦ੠à¨à©à©±à¨² DNA ਦਾ 1% à¨à¨¾à¨ ਵੱਧ ਬਣ ਸà¨à¨¦à¨¾ ਹà©à¥¤</p>
<p>à¨à©±à¨ à¨à©à¨¨ à¨à©±à¨ ਡà©à¨à¨¨à¨ ਠਣ੠ਦਾ à¨à©±à¨ à¨à©°à¨¡ ਹà©à©°à¨¦à¨¾ ਹà©, à¨à¨® ਤà©à¨° &#8216;ਤ੠à¨à©à¨ ਹà¨à¨¼à¨¾à¨° ਬà©à¨¸-ਪà©à¨ ਰ ਲੰਬ੠ਹà©à©°à¨¦à© ਹਨ। à¨à¨¦à©à¨ à¨à©±à¨ à¨à©à¨¨ ਨà©à©° ਪà©à¨°à¨à¨ à¨à©à¨¤à¨¾ à¨à¨¾à¨à¨¦à¨¾ ਹà©, ਤਾਠਸà©à©±à¨² ਡà©à¨à¨¨à¨ à¨à©±à¨¤à© ਠਧਾਰਾਠਦ੠à¨à©à¨°à¨® ਨà©à©° ਮà©à¨¸à©à¨à¨à¨° à¨à¨°à¨à¨¨à¨ (mRNA) ਨਾਮਠà¨à©±à¨ ਨਵà©à¨ ਠਣ੠ਵਿੱਠਲਿà¨à¨£ ਦਾ ਪà©à¨°à¨¬à©°à¨§ à¨à¨°à¨¦à¨¾ ਹà©à¥¤ mRNA ਨਿà¨à¨à¨²à©à¨ ਸ ਤà©à¨ ਸਾà¨à¨à©à¨ªà¨²à¨¾à¨à¨¼à¨® ਵੱਲ à¨à¨¾à¨à¨¦à¨¾ ਹà©, à¨à¨¿à©±à¨¥à© ਸà©à©±à¨² ਨਵà©à¨ ਪà©à¨°à©à¨à©à¨¨ ਬਣਾà¨à¨£ ਲਠà¨à¨¸à¨¨à©à©° &#8216;ਪà©à©à¨¹à¨¦à¨¾&#8217; ਹà©à¥¤</p>
<div class="also-read print-hide" data-ga-label="AlsoReadArticle">
<div class="element">
<div class="title">
<p>									à¨à©à¨¹à¨¿à¨à¨ &#8216;ਤ੠à¨à©à¨¤à© à¨à¨ ਠਧਿà¨à¨¨ ਤà©à¨ ਪਤਾ ਲੱà¨à¨¾ ਹ੠à¨à¨¿ ਵਿà¨à¨¾à¨®à¨¿à¨¨ ਡ੠ਦ੠à¨à¨®à© à¨à¨¾à¨°à¨¨ ਮਾਸਪà©à¨¸à¨¼à©à¨à¨ à¨à¨®à¨à¨¼à©à¨° ਹ੠à¨à¨¾à¨à¨¦à©à¨à¨ ਹਨ।</p></div>
<div class="picture"><img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==" fifu-lazy="1" fifu-data-sizes="auto" fifu-data-srcset="https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1&w=75&resize=75&ssl=1 75w, https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1&w=100&resize=100&ssl=1 100w, https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1&w=150&resize=150&ssl=1 150w, https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1&w=240&resize=240&ssl=1 240w, https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1&w=320&resize=320&ssl=1 320w, https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1&w=500&resize=500&ssl=1 500w, https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1&w=640&resize=640&ssl=1 640w, https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1&w=800&resize=800&ssl=1 800w, https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1&w=1024&resize=1024&ssl=1 1024w, https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1&w=1280&resize=1280&ssl=1 1280w, https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1&w=1600&resize=1600&ssl=1 1600w" fifu-data-src="https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1" data-original="https://i2.wp.com/th-i.thgim.com/public/sci-tech/science/s1ibez/article38275242.ece/alternates/SQUARE_80/16TH-SCIAneesh-NIIjpg?ssl=1" alt="" data-device-variant="SQUARE~SQUARE~SQUARE~SQUARE" class="media-object lazy adaptive placeholder lazy" width="100%" height="100%"></div>
</div>
</div>
<h4 class="sub_head">à¨à©±à¨ ਮਾਸਪà©à¨¸à¨¼à© ਨਹà©à©° ਦ੠à¨à¨¾à¨ à¨à¨¾à¨°à¨¨ ਨਸ਼ਠਹ੠à¨à¨</h4>
<p>à¨à¨ mtDNA ਠਣà©à¨à¨ ਵਿੱà¨à©à¨ à¨à©à¨ ਵ੠ਮਿà¨à¨¾à¨à¨£ ਵਾਲ੠ਪਰਿਵਰਤਨ ਤà©à¨ ਪà©à©à¨¤ ਹ੠ਸà¨à¨¦à¨¾ ਹà©à¥¤ ਮਿà¨à¨¾à¨à¨£ ਦ੠ਪਰਿਵਰਤਨ à¨à¨¦à©à¨ ਵਾਪਰਦ੠ਹਨ à¨à¨¦à©à¨ à¨à©±à¨ à¨à©à¨¨ ਤà©à¨ à¨à©±à¨ ਤà©à¨ à¨à©à¨ ਹà¨à¨¼à¨¾à¨° ਬà©à¨¸-ਪà©à¨ ਰ à¨à¨¤à¨® ਹ੠à¨à¨¾à¨à¨¦à© ਹਨ। à¨à¨®à¨à©à¨¡à©à¨à¨¨à¨ à¨à© ਮਿà¨à¨¾à¨à¨£ ਵਾਲ੠ਪਰਿਵਰਤਨ ਨà©à©° ਸਹਿਣ à¨à¨°à¨¦à¨¾ ਹà©, à¨à¨¸ ਤਰà©à¨¹à¨¾à¨ à¨à¨à¨¾à¨° ਵਿੱਠà¨à©à¨à¨¾ ਹà©à©°à¨¦à¨¾ ਹà©, ਠਤ੠ਨਤà©à¨à© ਵà¨à©à¨ à¨à¨¹ ਠਣ੠ਹà©à¨²à©-ਹà©à¨²à© à¨à©à¨°-ਮਿà¨à¨à¨¿à¨¡ mtDNA ਨਾਲ ਮà©à¨à¨¾à¨¬à¨²à¨¾ à¨à¨°à¨¦à© ਹਨ à¨à¨¦à©à¨ ਸà©à©±à¨² ਪà©à¨°à¨à¨¨à¨¨ ਦ੠ਦà©à¨°à¨¾à¨¨ à¨à¨¹à¨¨à¨¾à¨ ਦà©à¨à¨ à¨à¨¾à¨ªà©à¨à¨ ਬਣਾà¨à¨à¨¦à¨¾ ਹà©, ਠਤ੠ਠੰਤ ਵਿੱਠà¨à¨¹à¨¨à¨¾à¨ ਨà©à©° ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਤà©à¨ ਵਿਸਥਾਪਿਤ à¨à¨°à¨¦à¨¾ ਹà©à¥¤</p>
<p>à¨à¨¦à©à¨ ਪà©à¨°à© ਤਰà©à¨¹à¨¾à¨ ਬਰà¨à¨°à¨¾à¨° mtDNA ਠਣà©à¨à¨ ਦ੠à¨à¨¿à¨£à¨¤à© ਬਹà©à¨¤ à¨à©±à¨ ਹ੠à¨à¨¾à¨à¨¦à© ਹ੠ਤਾਠà¨à¨¿ ਸà©à©±à¨² ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਲ ਪà©à¨°à©à¨à©à¨¨ ਬਣਾà¨à¨£ ਵਿੱਠਮਦਦ à¨à¨° ਸà¨à©, ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à¨¿à¨ ਨ ATP ਪà©à¨¦à¨¾ à¨à¨°à¨¨à¨¾ ਬੰਦ à¨à¨° ਦਿੰਦਾ ਹà©à¥¤ à¨à©à¨à¨° à¨à©°à¨® à¨à¨°à¨¨ ਵਾਲ੠ਮਾà¨à¨à©à¨à¨¾à¨à¨¡à¨°à©à¨ ਦ੠ਸੰà¨à¨¿à¨, ਯਾਨਿ à¨à¨¿ ATP ਪà©à¨¦à¨¾ à¨à¨°à¨¨ ਵਾਲà©, ਵ੠ਬਹà©à¨¤ à¨à¨¼à¨¿à¨à¨¦à¨¾ à¨à¨ à¨à¨¾à¨à¨¦à© ਹà©, ਤਾਠਮਾਸਪà©à¨¸à¨¼à© ਸà©à©±à¨² ਸਹ੠ਤਰà©à¨¹à¨¾à¨ ਸà©à©°à¨à©à¨¨ ਤà©à¨ ਠਸਮਰੱਥ ਹ੠à¨à¨¾à¨à¨¦à© ਹਨ ਠਤ੠ਮਰ à¨à¨¾à¨à¨¦à© ਹਨ। à¨à¨¸ ਨਾਲ ਮਾਸਪà©à¨¸à¨¼à©à¨à¨ ਦਾ ਨà©à¨à¨¸à¨¾à¨¨ ਹà©à©°à¨¦à¨¾ ਹà©à¥¤</p>
<p>ਮਿà¨à¨¾à¨à¨£ ਵਾਲ੠ਪਰਿਵਰਤਨ ਦ੠ਵੱà¨-ਵੱਠmtDNA à¨à©à¨¨à¨¾à¨ ਦ੠à¨à©à¨°à¨® ਨà©à©° à¨à©±à¨ ਦà©à¨à© ਦ੠ਸੰਪਰਠਵਿੱਠਲਿà¨à¨à¨à¨¦à© ਹਨ ਤਾਠà¨à© ਨਾਵਲ à¨à¨¾à¨à¨®à©à¨°à¨¿à¨ à¨à©à¨¨à¨¾à¨ ਨà©à©° ਬਣਾà¨à¨ à¨à¨¾ ਸà¨à©à¥¤ à¨à¨¦à©à¨ à¨à¨¹à¨¨à¨¾à¨ à¨à©à¨¨à¨¾à¨ ਨà©à©° ਪà©à¨°à¨à¨ à¨à©à¨¤à¨¾ à¨à¨¾à¨à¨¦à¨¾ ਹà©, ਤਾਠਪà©à¨°à¨à¨¾à¨µ à¨à¨® mRNA ਵਿੱਠਦà¨à¨² ਦ੠ਸà¨à¨¦à© ਹਨ à¨à© ਸà©à©±à¨² ਬà¨à© ਹà©à¨ ਬਰà¨à¨°à¨¾à¨° mtDNA ਤà©à¨ ਬਣਾà¨à¨à¨¦à¨¾ ਹà©à¥¤ à¨à¨¸ ਤਰà©à¨¹à¨¾à¨, ਮਿà¨à¨¾à¨à¨£ ਵਾਲ੠ਪਰਿਵਰਤਨ à¨à¨® mtDNA ਦ੠ਪà©à¨°à¨à¨à¨¾à¨µà© ਨà©à©° ਪà©à¨°à¨à¨¾à¨µà¨¤ à¨à¨° ਸà¨à¨¦à© ਹਨ ਠਤ੠à¨à¨¸ ਤਰà©à¨¹à¨¾à¨ ਠਸਿੱਧ੠ਤà©à¨° &#8216;ਤ੠ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਲ ਨà©à¨à¨¸à¨¾à¨¨ ਨà©à©° ਵ੠ਤà©à¨à¨¼ à¨à¨° ਸà¨à¨¦à© ਹਨ।</p>
<p>à¨à©à¨à¨à¨°à¨¤à¨¾à¨µà¨¾à¨ ਨ੠30 ਸਾਲ ਤà©à¨ à¨à©±à¨ à¨à¨®à¨° ਦ੠ਵਿਠà¨à¨¤à©à¨à¨ ਦ੠ਪਿੰà¨à¨° ਮਾਸਪà©à¨¸à¨¼à©à¨à¨ ਦ੠ਬਾà¨à¨à¨ªà¨¸à©à¨à¨¼ ਤà©à¨ à¨à¨®à¨à¨°à¨à¨¨à¨ ਦ੠ਤà©à¨²à¨¨à¨¾ 65 ਸਾਲ ਤà©à¨ ਵੱਧ à¨à¨®à¨° ਦ੠ਲà©à¨à¨¾à¨ ਨਾਲ à¨à©à¨¤à©à¥¤ à¨à¨¨à©à¨¹à¨¾à¨ ਨ੠ਪਾà¨à¨ à¨à¨¿ ਬà¨à¨¼à©à¨°à¨ ਵਿਠà¨à¨¤à©à¨à¨ ਨ੠à¨à¨¾à¨à¨®à©à¨°à¨¿à¨ ਮਾà¨à¨à©à¨à©à¨à¨¡à¨°à©à¨ ਲ mRNA ਵਿੱਠਦ੠à¨à©à¨£à¨¾ ਵਾਧਾ ਦਿà¨à¨¾à¨à¨ ਹà©à¥¤ à¨à¨¾à¨à¨®à©à¨°à¨¿à¨ mtRNA ਠਸਲ ਵਿੱਠmtDNA ਮਿà¨à¨¾à¨à¨£ ਦà©à¨à¨ à¨à¨à¨¨à¨¾à¨µà¨¾à¨ ਦ੠à¨à¨¤à¨ªà¨¾à¨¦ ਸਨ।</p>
<p>à¨à¨¹ ਦà©à¨à¨¦à© ਹà©à¨ à¨à¨¿ mtDNA ਮਿà¨à¨¾à¨à¨£ ਵਾਲ੠ਪਰਿਵਰਤਨ ਠਤ੠chimeric mRNAs à¨à©à¨µ-ਵਿà¨à¨¿à¨à¨¨à¨ à¨à¨®à¨° ਦ੠à¨à¨ªà¨¯à©à¨à© ਪà©à¨°à¨µ-ਸà©à¨à¨ ਹਨ, à¨à¨¹ à¨à©à¨à¨à¨°à¨¤à¨¾à¨µà¨¾à¨ ਨà©à©° mtDNA à¨à©à¨£à¨µà©±à¨¤à¨¾ ਵਿੱਠà¨à¨®à¨°-ਸਬੰਧਤ à¨à¨¿à¨°à¨¾à¨µà¨ ਵਿੱਠਦà©à¨°à© à¨à¨°à¨¨ ਦ੠ਨਵà©à¨ ਤਰà©à¨à© ਵਿà¨à¨¸à¨¿à¨¤ à¨à¨°à¨¨ ਵਿੱਠਮਦਦ à¨à¨° ਸà¨à¨¦à© ਹਨ। ਸਿਵਾਠà¨à¨¦à©à¨ à¨à¨¿à¨¸à¨¼à©à¨° ਸ਼ਰਾਬ ਦ੠ਦà©à¨à¨¾à¨¨ ਵਿੱਠà¨à¨¾à¨à¨¦à© ਹਨ, à¨à©à¨ ਵ੠ਨਹà©à¨ à¨à¨¾à¨¹à©à©°à¨¦à¨¾ à¨à¨¿ à¨à¨¨à©à¨¹à¨¾à¨ ਦ੠à¨à©à¨µ-ਵਿà¨à¨¿à¨à¨¨à¨ à¨à¨®à¨° à¨à¨¨à©à¨¹à¨¾à¨ ਦ੠à¨à¨¾à¨²à¨à©à¨°à¨®à¨¿à¨ à¨à¨®à¨° ਤà©à¨ ਵੱਧ à¨à¨¾à¨µà©à¥¤</p>
<p><i>ਡà©à¨ªà© à¨à¨¸à¨¬à©à¨à¨° à¨à©±à¨ ਸà©à¨µà¨¾à¨®à©à¨à¨¤ ਵਿà¨à¨¿à¨à¨¨à© ਹਨ।</i></p>
<div class="articleblock-container" id="arthardpv"></div>
<div class="update-publish-time article-published-time-end"></div>
<div class="comments-shares share-page flex print-hide" data-artid="69021616" data-title="Why do we lose muscle mass with age? Scientists find one factor" data-url="https://www.thehindu.com/sci-tech/science/why-do-we-lose-muscle-mass-with-age-scientists-find-one-factor/article69021616.ece">
<div class="left">
<div class="share">
<ul class="share-list bottom" style="display: none;">
<li class="copy-link" onclick="if (!window.__cfRLUnblockHandlers) return false; copytext('https://www.thehindu.com/sci-tech/science/why-do-we-lose-muscle-mass-with-age-scientists-find-one-factor/article69021616.ece');" data-cf-modified-9a64a839ee98a79e766aae0d-="">
<p> ਲਿੰਠà¨à¨¾à¨ªà© à¨à¨°à© </p>
</li>
<li class="email">
<p> à¨à¨®à©à¨² </p>
</li>
<li class="facebook" onclick="if (!window.__cfRLUnblockHandlers) return false; openShareLink('https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.thehindu.com%2Fsci-tech%2Fscience%2Fwhy-do-we-lose-muscle-mass-with-age-scientists-find-one-factor%2Farticle69021616.ece&;t=Why%20do%20we%20lose%20muscle%20mass%20with%20age%3F%20Scientists%20find%20one%20factor')" data-cf-modified-9a64a839ee98a79e766aae0d-="">
<p> ਫà©à¨¸à¨¬à©à©±à¨ </p>
</li>
<li class="twitter" onclick="if (!window.__cfRLUnblockHandlers) return false; openShareLink('https://twitter.com/intent/tweet?url=https%3A%2F%2Fwww.thehindu.com%2Fsci-tech%2Fscience%2Fwhy-do-we-lose-muscle-mass-with-age-scientists-find-one-factor%2Farticle69021616.ece&;text=Why%20do%20we%20lose%20muscle%20mass%20with%20age%3F%20Scientists%20find%20one%20factor')" data-cf-modified-9a64a839ee98a79e766aae0d-="">
<p> à¨à¨µà¨¿à©±à¨à¨° </p>
</li>
<li class="telegram" onclick="if (!window.__cfRLUnblockHandlers) return false; openShareLink('https://t.me/share/url?url=https%3A%2F%2Fwww.thehindu.com%2Fsci-tech%2Fscience%2Fwhy-do-we-lose-muscle-mass-with-age-scientists-find-one-factor%2Farticle69021616.ece&;text=Why%20do%20we%20lose%20muscle%20mass%20with%20age%3F%20Scientists%20find%20one%20factor')" data-cf-modified-9a64a839ee98a79e766aae0d-="">
<p> à¨à©à¨²à©à¨à©à¨°à¨¾à¨® </p>
</li>
<li class="in" onclick="if (!window.__cfRLUnblockHandlers) return false; openShareLink('https://www.linkedin.com/shareArticle?url=https%3A%2F%2Fwww.thehindu.com%2Fsci-tech%2Fscience%2Fwhy-do-we-lose-muscle-mass-with-age-scientists-find-one-factor%2Farticle69021616.ece&;title=Why%20do%20we%20lose%20muscle%20mass%20with%20age%3F%20Scientists%20find%20one%20factor')" data-cf-modified-9a64a839ee98a79e766aae0d-="">
<p> ਲਿੰà¨à¨¡à¨à¨¨ </p>
</li>
<li class="whatsapp" onclick="if (!window.__cfRLUnblockHandlers) return false; openShareLink('https://api.whatsapp.com//send?text=Why%20do%20we%20lose%20muscle%20mass%20with%20age%3F%20Scientists%20find%20one%20factor%20-%20https%3A%2F%2Fwww.thehindu.com%2Fsci-tech%2Fscience%2Fwhy-do-we-lose-muscle-mass-with-age-scientists-find-one-factor%2Farticle69021616.ece')" data-cf-modified-9a64a839ee98a79e766aae0d-="">
<p> ਵà¨à¨¸à¨à¨ª</p>
</li>
<li class="reddit" onclick="if (!window.__cfRLUnblockHandlers) return false; openShareLink('https://reddit.com/submit?url=https%3A%2F%2Fwww.thehindu.com%2Fsci-tech%2Fscience%2Fwhy-do-we-lose-muscle-mass-with-age-scientists-find-one-factor%2Farticle69021616.ece&;title=Why%20do%20we%20lose%20muscle%20mass%20with%20age%3F%20Scientists%20find%20one%20factor')" data-cf-modified-9a64a839ee98a79e766aae0d-="">
<p> reddit </p>
</li>
</ul>
</div>
</div>
<div class="right">
<div class="read-later"><button class="btn read-later-btn" data-articleid="69021616" style="display:none" data-ga-labelclick="ReadLater"><span>ਬਾਠਦ ਵਿੱਠਪà©à©à¨¹à©</span></button></p>
<div class="delete-tool-tip" style="display: none;"><a rel="nofollow noopener" target="_blank" class="delete bookmarkdelete"></p>
<p> ਹà¨à¨¾à¨à¨£à¨¾<br />
 </a><br />
 ਸਾਰ੠ਦà©à¨à©
 </div>
</div>
</div>
</div>
<div class="spliter pt-0 mb-0 print-hide"></div>
<div class="article-ad two-side text-ad print-hide">
<div class="ad-text" id="artproduct2"></div>
</div>
<p><script data-cfasync="false">var totalPcount = document.querySelectorAll(".articlebodycontent>p")
if(totalPcount.length > 1)
 insertElementEnd(totalPcount[1],createElementScript("div","","artmeterpv"))
else
 insertElementbegin(document.querySelector(".articlebodycontent"),createElementScript("div","","artmeterpv"))
</script></p>
<div class="d-none d-lg-block d-xl-block"><script data-cfasync="false">
 totalPcount = totalPcount || [];
 if (totalPcount.length > 0 && isDeviceEnabled("large") && Number.isInteger(1) && totalPcount.length >= (0 + 3)) 
 var container = document.createElement("div");
 container.className = "article-ad";
 container.appendChild(createElementScript("div", "dfp-ad articleinlinead", "Desktop_AT_Mid01", minHeight: '90px'));
 insertElementEnd(totalPcount[1 - 1], container)
 </script><!-- Begin DFP : /22390678/TH_Desktop_AT_Mid01, publisher: The Hindu --></p>
<div><script type="9a64a839ee98a79e766aae0d-text/javascript">if (totalPcount.length > 0 && Number.isInteger(1) && totalPcount.length >= (0 + 3)) if (isDeviceEnabled("large")) 
 googletag.cmd.push(function() 
 googletag.defineSlot('/22390678/TH_Desktop_AT_Mid01', [728, 90], 'Desktop_AT_Mid01').addService(googletag.pubads());
 );
 userIdentify.then(function() if (isDeviceEnabled("large") && isNonSubcribedUser() && totalPcount.length > 0 && Number.isInteger(1) && totalPcount.length >= (0 + 3)) googletag.cmd.push(function() 
 googletag.display('Desktop_AT_Mid01');
 );
 );</script></div>
<p><!-- End DFP : /22390678/TH_Desktop_AT_Mid01, publisher: The Hindu --><script data-cfasync="false">
 totalPcount = totalPcount || [];
 if (totalPcount.length > 0 && isDeviceEnabled("large") && Number.isInteger(3) && totalPcount.length >= (2 + 3)) 
 var container = document.createElement("div");
 container.className = "article-ad";
 container.appendChild(createElementScript("div", "dfp-ad articleinlinead", "Desktop_Inarticle_1x1", minHeight: '250px'));
 insertElementEnd(totalPcount[3 - 1], container)
 </script><!-- Begin DFP : /22390678/Hindu_Desktop_Inarticle_1x1, publisher: The Hindu --></p>
<div><script type="9a64a839ee98a79e766aae0d-text/javascript">if (totalPcount.length > 0 && Number.isInteger(3) && totalPcount.length >= (2 + 3)) if (isDeviceEnabled("large")) 
 googletag.cmd.push(function() 
 googletag.defineSlot('/22390678/Hindu_Desktop_Inarticle_1x1', [1, 1], 'Desktop_Inarticle_1x1').addService(googletag.pubads());
 );
 userIdentify.then(function() if (isDeviceEnabled("large") && isNonSubcribedUser() && totalPcount.length > 0 && Number.isInteger(3) && totalPcount.length >= (2 + 3)) googletag.cmd.push(function() 
 googletag.display('Desktop_Inarticle_1x1');
 );
 );</script></div>
<p><!-- End DFP : /22390678/Hindu_Desktop_Inarticle_1x1, publisher: The Hindu --><script data-cfasync="false">
 totalPcount = totalPcount || [];
 if (totalPcount.length > 0 && isDeviceEnabled("large") && Number.isInteger(6) && totalPcount.length >= (5 + 3)) 
 var container = document.createElement("div");
 container.className = "article-ad";
 container.appendChild(createElementScript("div", "dfp-ad articleinlinead", "Desktop_AT_Mid02", minHeight: '90px'));
 insertElementEnd(totalPcount[6 - 1], container)
 </script><!-- Begin DFP : /22390678/TH_Desktop_AT_Mid02, publisher: The Hindu --></p>
<div><script type="9a64a839ee98a79e766aae0d-text/javascript">if (totalPcount.length > 0 && Number.isInteger(6) && totalPcount.length >= (5 + 3)) if (isDeviceEnabled("large")) 
 googletag.cmd.push(function() 
 googletag.defineSlot('/22390678/TH_Desktop_AT_Mid02', [728, 90], 'Desktop_AT_Mid02').addService(googletag.pubads());
 );
 userIdentify.then(function() if (isDeviceEnabled("large") && isNonSubcribedUser() && totalPcount.length > 0 && Number.isInteger(6) && totalPcount.length >= (5 + 3)) googletag.cmd.push(function() 
 googletag.display('Desktop_AT_Mid02');
 );
 );</script></div>
<p><!-- End DFP : /22390678/TH_Desktop_AT_Mid02, publisher: The Hindu --><script data-cfasync="false">
 totalPcount = totalPcount || [];
 if (totalPcount.length > 0 && isDeviceEnabled("large") && Number.isInteger(9) && totalPcount.length >= (8 + 3)) 
 var container = document.createElement("div");
 container.className = "article-ad";
 container.appendChild(createElementScript("div", "dfp-ad articleinlinead", "Desktop_AT_Mid03", minHeight: '90px'));
 insertElementEnd(totalPcount[9 - 1], container)
 </script><!-- Begin DFP : /22390678/TH_Desktop_AT_Mid03, publisher: The Hindu --></p>
<div><script type="9a64a839ee98a79e766aae0d-text/javascript">if (totalPcount.length > 0 && Number.isInteger(9) && totalPcount.length >= (8 + 3)) if (isDeviceEnabled("large")) 
 googletag.cmd.push(function() 
 googletag.defineSlot('/22390678/TH_Desktop_AT_Mid03', [728, 90], 'Desktop_AT_Mid03').addService(googletag.pubads());
 );
 userIdentify.then(function() if (isDeviceEnabled("large") && isNonSubcribedUser() && totalPcount.length > 0 && Number.isInteger(9) && totalPcount.length >= (8 + 3)) googletag.cmd.push(function() 
 googletag.display('Desktop_AT_Mid03');
 );
 );</script></div>
<p><!-- End DFP : /22390678/TH_Desktop_AT_Mid03, publisher: The Hindu --><script data-cfasync="false">
 totalPcount = totalPcount || [];
 if (totalPcount.length > 0 && isDeviceEnabled("large") && Number.isInteger(12) && totalPcount.length >= (11 + 3)) 
 var container = document.createElement("div");
 container.className = "article-ad";
 container.appendChild(createElementScript("div", "dfp-ad articleinlinead", "Desktop_AT_Mid04", minHeight: '90px'));
 insertElementEnd(totalPcount[12 - 1], container)
 </script><!-- Begin DFP : /22390678/TH_Desktop_AT_Mid04, publisher: The Hindu --></p>
<div><script type="9a64a839ee98a79e766aae0d-text/javascript">if (totalPcount.length > 0 && Number.isInteger(12) && totalPcount.length >= (11 + 3)) if (isDeviceEnabled("large")) 
 googletag.cmd.push(function() 
 googletag.defineSlot('/22390678/TH_Desktop_AT_Mid04', [728, 90], 'Desktop_AT_Mid04').addService(googletag.pubads());
 );
 userIdentify.then(function() if (isDeviceEnabled("large") && isNonSubcribedUser() && totalPcount.length > 0 && Number.isInteger(12) && totalPcount.length >= (11 + 3)) googletag.cmd.push(function() 
 googletag.display('Desktop_AT_Mid04');
 );
 );</script></div>
<p><!-- End DFP : /22390678/TH_Desktop_AT_Mid04, publisher: The Hindu --><script data-cfasync="false">
 totalPcount = totalPcount || [];
 if (totalPcount.length > 0 && isDeviceEnabled("large") && Number.isInteger(15) && totalPcount.length >= (14 + 3)) 
 var container = document.createElement("div");
 container.className = "article-ad";
 container.appendChild(createElementScript("div", "dfp-ad articleinlinead", "Desktop_AT_Mid05", minHeight: '90px'));
 insertElementEnd(totalPcount[15 - 1], container)
 </script><!-- Begin DFP : /22390678/TH_Desktop_AT_Mid05, publisher: The Hindu --></p>
<div><script type="9a64a839ee98a79e766aae0d-text/javascript">if (totalPcount.length > 0 && Number.isInteger(15) && totalPcount.length >= (14 + 3)) if (isDeviceEnabled("large")) 
 googletag.cmd.push(function() 
 googletag.defineSlot('/22390678/TH_Desktop_AT_Mid05', [728, 90], 'Desktop_AT_Mid05').addService(googletag.pubads());
 );
 userIdentify.then(function() if (isDeviceEnabled("large") && isNonSubcribedUser() && totalPcount.length > 0 && Number.isInteger(15) && totalPcount.length >= (14 + 3)) googletag.cmd.push(function() 
 googletag.display('Desktop_AT_Mid05');
 );
 );</script></div>
<p><!-- End DFP : /22390678/TH_Desktop_AT_Mid05, publisher: The Hindu --></div>
<div class="d-block d-sm-none "><script data-cfasync="false">
 totalPcount = totalPcount || [];
 if (totalPcount.length > 0 && isDeviceEnabled("small") && Number.isInteger(1) && totalPcount.length >= (0 + 3)) 
 var container = document.createElement("div");
 container.className = "article-ad";
 container.appendChild(createElementScript("div", "dfp-ad articleinlinead", "MWeb_AT_Middle01", minHeight: '280px'));
 insertElementEnd(totalPcount[1 - 1], container)
 </script><!-- Begin DFP : /22390678/TH_MWeb_AT_Middle01, publisher: The Hindu --></p>
<div><script type="9a64a839ee98a79e766aae0d-text/javascript">if (totalPcount.length > 0 && Number.isInteger(1) && totalPcount.length >= (0 + 3)) if (isDeviceEnabled("small")) 
 googletag.cmd.push(function() 
 googletag.defineSlot('/22390678/TH_MWeb_AT_Middle01', [[300, 250], [336, 280]], 'MWeb_AT_Middle01').addService(googletag.pubads());
 );
 userIdentify.then(function() if (isDeviceEnabled("small") && isNonSubcribedUser() && totalPcount.length > 0 && Number.isInteger(1) && totalPcount.length >= (0 + 3)) googletag.cmd.push(function() 
 googletag.display('MWeb_AT_Middle01');
 );
 );</script></div>
<p><!-- End DFP : /22390678/TH_MWeb_AT_Middle01, publisher: The Hindu --><script data-cfasync="false">
 totalPcount = totalPcount || [];
 if (totalPcount.length > 0 && isDeviceEnabled("small") && Number.isInteger(3) && totalPcount.length >= (2 + 3)) 
 var container = document.createElement("div");
 container.className = "article-ad";
 container.appendChild(createElementScript("div", "dfp-ad articleinlinead", "Mweb_Inarticle_1x1", minHeight: '250px'));
 insertElementEnd(totalPcount[3 - 1], container)
 </script><!-- Begin DFP : /22390678/TH_Mweb_Inarticle_1x1, publisher: The Hindu --></p>
<div><script type="9a64a839ee98a79e766aae0d-text/javascript">if (totalPcount.length > 0 && Number.isInteger(3) && totalPcount.length >= (2 + 3)) if (isDeviceEnabled("small")) 
 googletag.cmd.push(function() 
 googletag.defineSlot('/22390678/TH_Mweb_Inarticle_1x1', [1, 1], 'Mweb_Inarticle_1x1').addService(googletag.pubads());
 );
 userIdentify.then(function() if (isDeviceEnabled("small") && isNonSubcribedUser() && totalPcount.length > 0 && Number.isInteger(3) && totalPcount.length >= (2 + 3)) googletag.cmd.push(function() 
 googletag.display('Mweb_Inarticle_1x1');
 );
 );</script></div>
<p><!-- End DFP : /22390678/TH_Mweb_Inarticle_1x1, publisher: The Hindu --><script data-cfasync="false">
 totalPcount = totalPcount || [];
 if (totalPcount.length > 0 && isDeviceEnabled("small") && Number.isInteger(6) && totalPcount.length >= (5 + 3)) 
 var container = document.createElement("div");
 container.className = "article-ad";
 container.appendChild(createElementScript("div", "dfp-ad articleinlinead", "MWeb_AT_Middle02", minHeight: '280px'));
 insertElementEnd(totalPcount[6 - 1], container)
 </script><!-- Begin DFP : /22390678/TH_MWeb_AT_Middle02, publisher: The Hindu --></p>
<div><script type="9a64a839ee98a79e766aae0d-text/javascript">if (totalPcount.length > 0 && Number.isInteger(6) && totalPcount.length >= (5 + 3)) if (isDeviceEnabled("small")) 
 googletag.cmd.push(function() 
 googletag.defineSlot('/22390678/TH_MWeb_AT_Middle02', [[300, 250], [336, 280]], 'MWeb_AT_Middle02').addService(googletag.pubads());
 );
 userIdentify.then(function() if (isDeviceEnabled("small") && isNonSubcribedUser() && totalPcount.length > 0 && Number.isInteger(6) && totalPcount.length >= (5 + 3)) googletag.cmd.push(function() 
 googletag.display('MWeb_AT_Middle02');
 );
 );</script></div>
<p><!-- End DFP : /22390678/TH_MWeb_AT_Middle02, publisher: The Hindu --><script data-cfasync="false">
 totalPcount = totalPcount || [];
 if (totalPcount.length > 0 && isDeviceEnabled("small") && Number.isInteger(9) && totalPcount.length >= (8 + 3)) 
 var container = document.createElement("div");
 container.className = "article-ad";
 container.appendChild(createElementScript("div", "dfp-ad articleinlinead", "MWeb_AT_Middle03", minHeight: '280px'));
 insertElementEnd(totalPcount[9 - 1], container)
 </script><!-- Begin DFP : /22390678/TH_MWeb_AT_Middle03, publisher: The Hindu --></p>
<div><script type="9a64a839ee98a79e766aae0d-text/javascript">if (totalPcount.length > 0 && Number.isInteger(9) && totalPcount.length >= (8 + 3)) if (isDeviceEnabled("small")) 
 googletag.cmd.push(function() 
 googletag.defineSlot('/22390678/TH_MWeb_AT_Middle03', [[300, 250], [336, 280]], 'MWeb_AT_Middle03').addService(googletag.pubads());
 );
 userIdentify.then(function() if (isDeviceEnabled("small") && isNonSubcribedUser() && totalPcount.length > 0 && Number.isInteger(9) && totalPcount.length >= (8 + 3)) googletag.cmd.push(function() 
 googletag.display('MWeb_AT_Middle03');
 );
 );</script></div>
<p><!-- End DFP : /22390678/TH_MWeb_AT_Middle03, publisher: The Hindu --><script data-cfasync="false">
 totalPcount = totalPcount || [];
 if (totalPcount.length > 0 && isDeviceEnabled("small") && Number.isInteger(12) && totalPcount.length >= (11 + 3)) 
 var container = document.createElement("div");
 container.className = "article-ad";
 container.appendChild(createElementScript("div", "dfp-ad articleinlinead", "MWeb_AT_Middle04", minHeight: '280px'));
 insertElementEnd(totalPcount[12 - 1], container)
 </script><!-- Begin DFP : /22390678/TH_MWeb_AT_Middle04, publisher: The Hindu --></p>
<div><script type="9a64a839ee98a79e766aae0d-text/javascript">if (totalPcount.length > 0 && Number.isInteger(12) && totalPcount.length >= (11 + 3)) if (isDeviceEnabled("small")) 
 googletag.cmd.push(function() 
 googletag.defineSlot('/22390678/TH_MWeb_AT_Middle04', [[300, 250], [336, 280]], 'MWeb_AT_Middle04').addService(googletag.pubads());
 );
 userIdentify.then(function() if (isDeviceEnabled("small") && isNonSubcribedUser() && totalPcount.length > 0 && Number.isInteger(12) && totalPcount.length >= (11 + 3)) googletag.cmd.push(function() 
 googletag.display('MWeb_AT_Middle04');
 );
 );</script></div>
<p><!-- End DFP : /22390678/TH_MWeb_AT_Middle04, publisher: The Hindu --><script data-cfasync="false">
 totalPcount = totalPcount || [];
 if (totalPcount.length > 0 && isDeviceEnabled("small") && Number.isInteger(15) && totalPcount.length >= (14 + 3)) 
 var container = document.createElement("div");
 container.className = "article-ad";
 container.appendChild(createElementScript("div", "dfp-ad articleinlinead", "MWeb_AT_Middle05", minHeight: '280px'));
 insertElementEnd(totalPcount[15 - 1], container)
 </script><!-- Begin DFP : /22390678/TH_MWeb_AT_Middle05, publisher: The Hindu --></p>
<div><script type="9a64a839ee98a79e766aae0d-text/javascript">if (totalPcount.length > 0 && Number.isInteger(15) && totalPcount.length >= (14 + 3)) if (isDeviceEnabled("small")) 
 googletag.cmd.push(function() 
 googletag.defineSlot('/22390678/TH_MWeb_AT_Middle05', [[300, 250], [336, 280]], 'MWeb_AT_Middle05').addService(googletag.pubads());
 );
 userIdentify.then(function() if (isDeviceEnabled("small") && isNonSubcribedUser() && totalPcount.length > 0 && Number.isInteger(15) && totalPcount.length >= (14 + 3)) googletag.cmd.push(function() 
 googletag.display('MWeb_AT_Middle05');
 );
 );</script></div>
<p><!-- End DFP : /22390678/TH_MWeb_AT_Middle05, publisher: The Hindu --></div>
</div>
<p><script async src="https://platform.twitter.com/widgets.js" charset="utf-8"></script></p>

ਉਮਰ ਦੇ ਨਾਲ ਸਾਡੀਆਂ ਮਾਸਪੇਸ਼ੀਆਂ ਕਿਉਂ ਘੱਟਣ ਲੱਗਦੀਆਂ ਹਨ? ਵਿਗਿਆਨੀਆਂ ਨੇ ਇੱਕ ਫੈਕਟਰ ਪ੍ਰੀਮੀਅਮ ਦੀ ਖੋਜ ਕੀਤੀ ਹੈ

