About 400 different kinds of microbes live on and in the human body.
-3
One or two alcohol drinks a day can be anti-inflammatory.
75
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
The skin on your lips is 200 times more sensitive than your fingertips.
345
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
2 out of 3 adults in the United States have hemorrhoids.
7
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193