A hard working adult sweats up to 4 gallons per day. Most of the sweat evaporates before a person realizes it's there, though!
25
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Your body is creating and killing about 2.4 million red blood cells per second.
17
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Wearing tight pants can lead to impotence in men.
120
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
One quarter of the bones in your body are in your feet!
36
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
20