Flu shots only work about 70% of the time.
18
Your body is creating and killing 15 million red blood cells per second!
14
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
94
Scientists estimate that laughing 100 times is equivalent to a 10-minute workout on a rowing machine.
202
A fetus develops fingerprints at eighteen weeks!
32
Pain travels through your body at 350 ft. per second.
36
One out of 20 people have an extra rib.
66
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39