It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
The human brain has the capacity to store everything that you experience.
4k
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
The human body contains over a billion miles of DNA.
147
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193