› added 5 months ago

31

TIL that some studies suggest that patients with a history of allergy may have an increased rate of suicide and that seasonal spring peaks in aeroallergens are associated with seasonal spring peaks in suicide.

Read more pmc.ncbi.nlm.nih.gov

via reddit.com

l7KdK TIL that some people can voluntarily contract their tensor veli palatini—a muscle near the ear and throat—which opens the eustachian tube (normally closed), making a clicking sound (same as when you swallow or yawn) which equalizes the pressure in the middle ear. This is useful for freedivers.
4XByw TIL Costa Rica celebrates 71yrs with no military today, identifies teachers as its best defense
Bga8W TIL that one of the top convenience stores in Japan was founded in Ohio, and that there are now only 2 locations open in the United States
ANlld TIL WWII ship wreaks are just years away from releasing ~15 million tonnes of oil as their hulls rust away. 400x more than the Exxon Valdez disaster.
nwDY TIL Cards against Humanity purchased an island in Maine and dubbed it Hawaii 2