If your DNA was stretched out it would reach to the moon 6,000 times.
256
It takes 17 muscles to smile, 43 to frown.
65
Scientists estimate that laughing 100 times is equivalent to a 10-minute workout on a rowing machine.
202
Sex burns about 360 calories per hour.
861
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
One quarter of the human brain is used to control the eyes.
43
Lack of water is the #1 trigger of daytime fatigue.
148
Tap water in Canada is held to a higher health standard than bottled water.
19