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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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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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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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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
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Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.