The largest cell in the human body is the female egg and the smallest is the male sperm.
682
The human brain is more active during sleep than during the day.
28
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29