Men have larger hearts; women's hearts beat faster.
77
Most lipstick contains fish scales.
37
Midgets and dwarfs almost always have normal sized children.
54
A sneeze can travel as fast as 100 miles per hour.
43
It takes about 20 seconds for a red blood cell to circle the whole body.
102
The average sperm cell swims at 8 inches per hour.
4
Fidgeting can burn about 350 calories a day.
201
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23