A sneeze can travel as fast as 100 miles per hour.
43
Men have larger hearts; women's hearts beat faster.
77
Pain travels through your body at 350 ft. per second.
36
Crushed cockroaches can be applied to a stinging wound to help relieve the pain.
31
If you unfolded your brain, it would cover an ironing board.
42
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
22
Your heart will pump about 212 million liters in its lifetime.
26

