There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
The human body produces and destroys 15 million blood cells every second.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
Did you know?
Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.