› added 5 months ago

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TIL petting a dog for only 18 minutes can raise immunoglobulin A (IgA) levels in our saliva, an antibody that helps protect against infection.

Read more orlandohealth.com

via reddit.com

MenA0 TIL the Appalachian mountains in N America and the mountains of Greenland, Ireland, Scotland and Scandinavia are all one chain
e0pN6 Today I learned of Sergeant Reckless, a War Horse who served during the Korean War and was responsible for resupplying multiple frontline units 51 times in a single day in 1953.
kRP7 TIL the average American dental student now graduates with $261,149 in debt.
rRBE0 TIL that Pipe Organs need to be tuned like almost every other instrument, a long and laborious process made more complicated by the fact that the body heat of the organ tuner is sufficient to noticeably change the pitch of the pipe.
yVLll TIL that “Jacuzzi” is an ACTUAL brand name that has become a generic trademark, and not just an Italian name for “hot tub”….just like Q-Tip, Xerox, and Kleenex.