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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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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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According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.