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Asthma cases in Americans are about 75% higher today than they were in 1980.

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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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Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

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Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

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Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

The Atmosphere’s Oxygen Came from Photosynthetic Organisms The Atmosphere’s Oxygen Came from Photosynthetic Organisms
Each year, the leaders of the world’s eight most powerful nations meet in a secluded place to make ... Each year, the leaders of the world’s eight most powerful nations meet in a secluded place to make ...
Earth scientists have devised a scheme to divide the planet’s natural history into distinct time ... Earth scientists have devised a scheme to divide the planet’s natural history into distinct time ...
Apply petrissage to center of abdomen. Place hands palm over palm in center of the abdomen. Create ... Apply petrissage to center of abdomen. Place hands palm over palm in center of the abdomen. Create ...
Insecticide application over time Insecticide application over time
Percent of oxygen in the atmosphere versus altitude. Percent of oxygen in the atmosphere versus altitude.
Video: Buffers definition and the role of buffer in the body

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