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In 1864, the first barbiturate (barbituric acid) was synthesized.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
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A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.
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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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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.