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The FDA recognizes 118 routes of administration.

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Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

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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 calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

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A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

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