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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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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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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.