The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
Did you know?
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.
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Your heart beats over 36 million times a year.
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There are approximately 3 million unintended pregnancies in the United States each year.
A proposed molecular mechanism of prion diseases.
Shortly after his death, George Washington had already become myth—part Moses, part angel—in this wo
U.S. Cancer Death Rates
Disorders and Diseases of the Digestive System
Sexually Transmitted Diseases STD
Ten Leading Causes of Death in High-Income Countries, 2008