It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Human hair and fingernails continue to grow after death.
7
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
The average sperm cell swims at 8 inches per hour.
4
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Our Right Lungs takes more air than our left lung.
194
In one day, adult lungs move about 10,000 litres of air.
11