Your fingernails grow faster in summer.
744
You forget 90% of your dreams.
256
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
If your DNA was stretched out it would reach to the moon 6,000 times.
256
The world's shortest man measures only 21.5 inches.
73
In one day, adult lungs move about 10,000 litres of air.
11
A human being loses an average of 40 to 100 strands of hair a day.
133
