Perspiration is odorless; it is the bacteria on the skin that creates an odor.
39
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
Your heart beats over 100,000 times a day!
54
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
In one day, adult lungs move about 10,000 litres of air.
11
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
92
Men have larger hearts; women's hearts beat faster.
77
It has been shown that caffeine causes headaches when stopped suddenly and can cause morning headaches that are relieved by a dose of caffeine.
101