Pain occurs when sounds are above 130 db.
124
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
We share 70% of our DNA with a slug.
218