<h1>&nbsp;</h1> <div class="toc-about clearfix"> <h1><a href="http://many.at/links2tabs" class="header">Psychology - психологія 心理学 psychologie 心理學 ψυχολογία psychologia मनोविज्ञान pszichológia உளவியலாளர்கள் psicologia మానసిక నిపుణులు 심리학 psykologi tâm lý học psikoloji психология psicólogos علم النفس psicología פסיכולוגיה</a></h1><p>References 1 - 7 for Night Owls More Likely To Be Single And Have More Sex: Can Bedtimes Predict ...</p> </div><!-- class="about clearfix" --><h1>&nbsp;</h1> <div id="mysitesnoframes" class="sites_content"><ul> <li><a rel="nofollow" href="http://www.epjournal.net/articles/night-owl-women-are-similar-to-men-in-their-relationship-orientation-risk-taking-propensities-and-cortisol-levels-implications-for-the-adaptive-significance-and-evolution-of-eveningness/" ><img src="/wp-content/images/icons/32/globe2.png" width="32" height="32" /><strong>[1] study</strong>epjournal.net</a></li> <li><a rel="nofollow" href="http://news.uchicago.edu/article/2014/03/31/night-owls-unlike-early-birds-tend-be-unmarried-risk-takers" ><img src="/wp-content/images/icons/32/globe3.png" width="32" height="32" /><strong>[2] news release</strong>news.uchicago.edu</a></li> <li><a rel="nofollow" href="http://www.pnas.org/content/early/2009/08/20/0907352106" ><img src="/wp-content/images/icons/32/globe4.png" width="32" height="32" /><strong>[3] study</strong>pnas.org</a></li> <li><a rel="nofollow" href="http://www.sciencedaily.com/releases/2014/04/140401162207.htm" ><img src="/wp-content/images/icons/32/globe5.png" width="32" height="32" /><strong>[4] Science Daily</strong>sciencedaily.com</a></li> <li><a rel="nofollow" href="https://www.womenshealth.gov/publications/our-publications/fact-sheet/insomnia.html" ><img src="/wp-content/images/icons/32/globe6.png" width="32" height="32" /><strong>[5] women suffer from insomnia</strong>womenshealth.gov</a></li> <li><a rel="nofollow" href="http://www.sleepapnea.org/i-am-a-health-care-professional.html" ><img src="/wp-content/images/icons/32/globe7.png" width="32" height="32" /><strong>[6] men are twice as likely</strong>sleepapnea.org</a></li> <li><a rel="nofollow" href="http://www.medicaldaily.com/sleep-deprivation-7-dangerous-effects-long-term-sleeping-problems-271383" ><img src="/wp-content/images/icons/32/globe8.png" width="32" height="32" /><strong>[7] brain damage</strong>medicaldaily.com</a></li> </ul></div> Your browser does not handle frames, which are required to view the sites in tabs. Please upgrade to a more modern browser.<br /><br />