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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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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.
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There are more bacteria in your mouth than there are people in the world.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.