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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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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.
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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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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.