Tag Archives: medical facts

Why We Laugh

##EMBED## Click Here for Sources and to Learn Why It’s Nearly Impossible to Tickle Yourself Contrary to popular belief, most laughter is not associated with humor, but rather stems from non-humor related social interactions.  This was discovered from a study covering over 2,000 cases of naturally occurring laughter, almost none of which stemmed from jokes or other such humor devices.  […]

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Why Veins Generally Look Blue

##EMBED## Click Here for Sources and Other Interesting Blood and Body Related Facts Text Version Veins are very close to the surface of skin, which helps them play a role in heat dissipation.  Due to this closeness to the surface, they are very visible through the skin.  This near-surface location is largely why veins often appear blue despite the fact […]

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