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Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

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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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Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

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Your heart beats over 36 million times a year.

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The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

A herd of barren-ground caribou at the Thelon River. This subspecies is a long-distance migrant A herd of barren-ground caribou at the Thelon River. This subspecies is a long-distance migrant
Age-Crime Relationship in (a) 1842 and (b) 1992 Age-Crime Relationship in (a) 1842 and (b) 1992
Major trunk lines carrying long-distance traffic crisscrossed the area east of the Mississippi. The Major trunk lines carrying long-distance traffic crisscrossed the area east of the Mississippi. The
How Long Does Poverty Last? How Long Does Poverty Last?
Apply long effleurage stroke to entire arm-hand to shoulder. Brush off from shoulder to hand to ... Apply long effleurage stroke to entire arm-hand to shoulder. Brush off from shoulder to hand to ...
Video: Bulk flow - Factors that influence bulk flow

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