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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
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Your heart beats over 36 million times a year.
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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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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.