Ingrown toenails are hereditary.
15
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
A person can live without food for about a month, but only about a week without water.
156
From the age of thirty, humans gradually begin to shrink in size.
1
Redheads require more anesthesia to 'go under' than other hair colors do.
50
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
Every cigarette smoked cuts at least five minutes of life on average, which is roughly the time it takes to smoke one cigarette.
118
Your heart pumps about 2,000 gallons of blood each day!
53