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Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

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Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

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Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

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Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s Glioma. (a) Illustration of a large glioma (colored area) within the left cerebral hemisphere in a s
Four areas of secondary motor cortex—the supplementary motor area, the premotor cortex, and two ... Four areas of secondary motor cortex—the supplementary motor area, the premotor cortex, and two ...
Direct thumb pressure to a trigger point. Direct thumb pressure to a trigger point.
Direct pressure applied to a sinus reflex on the tip of a toe. Direct pressure applied to a sinus reflex on the tip of a toe.
Population Growth Population Growth
Primary growth in a root Primary growth in a root
Video: Graded potentials - electrical characteristics and types

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