The Science of 'Morning Wood'

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by AsapSCIENCE 5,134,904

TWEET IT - http://clicktotweet.com/aQNb5 The Sex-Ed class you never got in school! Why do men tend to wake up with "morning wood"? We look at the hard facts and some of the biology of an erection, to discover the mechanism behind this phenomenon. Written and created by Mitchell Moffit (twitter @mitchellmoffit) and Gregory Brown (twitter @whalewatchmeplz). TWITTER: http://www.twitter.com/AsapSCIENCE FACEBOOK: http://www.facebook.com/AsapSCIENCE Music by Mitchell Moffit http://www.mitchellmoffit.com http://www.twitter.com/mitchellmoffit http://www.facebook.com/mitchellmoffit Art by Gregory and Mitchell http://www.gregorybrownart.tumblr.com http://www.twitter.com/whalewatchmeplz Sources---- Sexual arousal: 1) http://joe.endocrinology-journals.org/content/186/3/411.full Sleep: 2) http://en.wikipedia.org/wiki/Sleep NPT and impotence: 3) http://www.ncbi.nlm.nih.gov/pubmed/3344559

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