When your face blushes, the lining of your stomach turns red, too.
154
It takes approximately 12 hours for food to entirely digest.
93
Within three days of death, the enzymes that once digested your food begin to eat you.
22
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20
The human brain is more active during sleep than during the day.
28
Only 1% of bacteria cause disease.
45
Men have larger hearts; women's hearts beat faster.
77