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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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The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

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People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

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Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

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Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

A taxonomy of primate social systems. Larger symbols indicate adults. A taxonomy of primate social systems. Larger symbols indicate adults.
New England children like David, Joanna, and Abigail Mason (painted by an unknown artist around 1670 New England children like David, Joanna, and Abigail Mason (painted by an unknown artist around 1670
Adults in the middle-aged group (37–42 years) score higher on measures of generativity than either ... Adults in the middle-aged group (37–42 years) score higher on measures of generativity than either ...
Prevalence of serious mental illness among U.S. adults by sex, age, and race in 2008. Prevalence of serious mental illness among U.S. adults by sex, age, and race in 2008.
Stepwise approach for managing asthma in adults and patients 12 years and older. Stepwise approach for managing asthma in adults and patients 12 years and older.
Climate change occurs over millions of years Climate change occurs over millions of years
Video: Epidural Hematoma

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