The human brain is more active during sleep than during the day.
28
A human being loses an average of 40 to 100 strands of hair a day.
133
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The average person's skin weighs twice as much as their brain.
131
By weight, Bone is five times stronger than steel.
417
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
35
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24