› added 9 months ago

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TIL blood lost during a cycle isn’t blood that’s been “stored” over the month long cycle, it’s blood coming from blood vessels in the uterus. As the uterine lining pulls away, ‘tiny’ ruptures/tears are caused in the blood vessels, and heavy cycles are caused by enlarged vessels & hormone imbalance

Read more pmc.ncbi.nlm.nih.gov

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PYGeE TIL the South Pacific island of Niue was named "Savage Island" by Captain James Cook, because the natives he saw were painted in what looked like blood (it was actually hulahula, a native red fe'i banana). That name was used until the original name "Niue", meaning "behold the coconut", regained use
PbMG TIL that Henry Heimlich, founder of the Heimlich maneuver, purposely infected Africans and Chinese with MALARIA because he thought it would cure them of HIV/AIDS. He still believes this to to be true.
vPZK7 TIL: Maryland was a slave state that sided with the Union, but in 1864, they actually had a referendum to abolish slavery. It narrowly failed - until the absentee ballots from the soldiers at the front came in, at which point it overwhelmingly succeeded.
e0yJn TIL That in New York City, some public high schools have an entrance exam called the SHSAT. Although the De Blasio Administration has tried replacing it due to Blacks and Latinos scoring disproportionately lowered, it caused widespread dissent among Asian Americans who desire to keep it in place.
moVo TIL that a complaint among test audiences for the film Good Night, and Good Luck, was that the actor playing Joseph McCarthy was too over the top and wasn’t believable, not realizing that the film used actual archive footage of McCarthy himself.