TIL about a mutation in the ADRB1 gene that affects sleep. People who inherited one copy of this mutant gene had a shortened sleep cycle, sometimes requiring only 4.5 hours of sleep per night.
TIL sleeping in a cold room can help you slim down! A study shows sleeping in a 66 degree room (Fahrenheit) can help increase your fat burning ability by 10 percent!
TIL that being awake for 18 hours straight makes you drive like you have a blood alcohol level (BAC) of .05. Being awake for 24 hours is like you have a BAC of .1 (for reference, a BAC of .08 is considered drunk)
TIL: washing your hands with hand sanitizer in hospitals is contributing to the development of deadly superbugs (bacteria)