|
|
Did you know?
Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
Did you know?
In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
Did you know?
Approximately 25% of all reported medication errors result from some kind of name confusion.