› added 9 years ago

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TIL Melatonin levels secreted in breast milk vary depending on the time of day, helping a baby know when to sleep/wake up and thus regulate its sleep cycle. Babies who are fed formula have a harder time regulating their sleep cycle and are more prone to colic

Read more ncbi.nlm.nih.gov

via reddit.com

ejDn TIL that when people cry at otherwise innocuous events, (Like finding out Swans can be gay) it is actually called Emotional Dysregulation.
W7y89 TIL of Suero de Quiñones, a knight who spent a month camped next to a bridge with 10 of his friends to challenge every knight who crossed to a joust for no reason except to meet a goal of breaking "300 lances".
ADoRw TIL in the U.S. (unlike other countries), the placebo effect is so strong that new painkillers have trouble beating it in clinical trials.
epmeg TIL that William J. Sharkey, a NYC politician, was convicted of murder in 1873 but soon escaped from The Tombs (a notorious Manhattan prison) by disguising himself as a female visitor. He escaped to Cuba and was never apprehended.
MxxW TIL That a man called David Reimer was raised as a girl after a botched circumcision destroyed his penis. This caused him serious psychological damage, destroying widespread theories on the malleability of gender