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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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People about to have surgery must tell their health care providers about all supplements they take.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.