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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.
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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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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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Asthma cases in Americans are about 75% higher today than they were in 1980.