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Yawning Will Help Keep You Awake
CrazyRedHead
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6
7-4-2007 12:12 PM
422 views
tags:
health
,
science
1 Comment
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7-10-2007
5:02 PM
tidbit2
every time I see this mentioned I need to yawn :O
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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/6a096269-38db-4621-8cfe-1ff13fcf54e1/FF026FEE-48B3-4BC1-AC52-5C3CA777D223/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.dailymail.co.uk/pages/live/articles/news/news.html?in_article_id=465872&in_page_id=1770" href="http://www.dailymail.co.uk/pages/live/articles/news/news.html?in_article_id=465872&in_page_id=1770" style="font-size: 11px;">www.dailymail.co.uk</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.dailymail.co.uk/pages/live/articles/news/news.html?in_article_id=465872&in_page_id=1770"><div align="center"><img src="http://content8.clipmarks.com/blog_cache/www.dailymail.co.uk/img/32CB0FED-A3CA-4515-AB50-F2767EDB935D" alt="yawn" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.dailymail.co.uk/pages/live/articles/news/news.html?in_article_id=465872&in_page_id=1770">rather than being a precursor to sleep, scientists say the yawn is actually designed to keep you awake.</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.dailymail.co.uk/pages/live/articles/news/news.html?in_article_id=465872&in_page_id=1770"><P>A study has found that when you yawn, the inhaled air reduces the temperature of vessels in the nasal cavity, allowing cooled blood to be sent to the brain. </P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.dailymail.co.uk/pages/live/articles/news/news.html?in_article_id=465872&in_page_id=1770"><P>This chills the brain, making it more alert and able to perform better. </P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.dailymail.co.uk/pages/live/articles/news/news.html?in_article_id=465872&in_page_id=1770"><P>Those who breathe in through the nose instead of the mouth are much less likely to yawn, as the vessels in the nasal cavity are already cooled. </P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.dailymail.co.uk/pages/live/articles/news/news.html?in_article_id=465872&in_page_id=1770"><P>The scientists believe that 'contagious' yawning - where one immediately mimics another's yawn - is an evolved protective mechanism to make a group more alert. </P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.dailymail.co.uk/pages/live/articles/news/news.html?in_article_id=465872&in_page_id=1770"><P>Their team, from New York State University, spent months watching 44 students, examining why they yawned and what happened when they did. </P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.dailymail.co.uk/pages/live/articles/news/news.html?in_article_id=465872&in_page_id=1770"><P>For the study, volunteers were shown hours of film clips of men and women yawning. The number of 'contagious' yawns they made were recorded. </P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.dailymail.co.uk/pages/live/articles/news/news.html?in_article_id=465872&in_page_id=1770"><div align="center"><img src="http://content9.clipmarks.com/blog_cache/www.dailymail.co.uk/img/C972A076-5D9F-4CC6-AF4D-5717290727DB" alt="Cherie Blair" /></div></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;"> </td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/FF026FEE-48B3-4BC1-AC52-5C3CA777D223/blog/" title="blog or email this clip"><img src="http://content6.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>
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