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Did you know?
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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Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.
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There are 20 feet of blood vessels in each square inch of human skin.