Did you know?
Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
Did you know?
Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).
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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.
SpaceShipOne completed the first manned private spaceflight in 2004, reaching an altitude of 100.124
Selected Minerals for Treating Nutritional and Electrolyte Disorders
Selected Drugs for Glaucoma
Selected Antiemetics
Selected Antifungal Drugs
Population age 65 and over and age 85 and over, selected years 1900-2008 and projected 2010-2050.