Every time you lick a stamp, you're consuming 1/10 of a calorie!
47
Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
160
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
The human brain is more active during sleep than during the day.
28
The lense of the eye continues to grow throughout a person's life.
34
Nearly 80 percent of all sudden cardiac arrests happen at home.
7
Clinophobia is the fear of beds!
30
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18