Green tea reduces risk factor for heart disease
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A new study finds that the consumption of green tea rapidly improves the function of cells in the circulatory system that are key in forestalling atherosclerosis.
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Smokeless tobacco raises oral cancer risk 80 percent
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Chewing tobacco and snuff are less dangerous than cigarettes but the smokeless products still raise the risk of oral cancer by 80 percent, the World Health Organisation reports.
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Broccoli could cut prostate cancer risk
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Men who eat broccoli just a few times a week may have a lower prostate cancer risk than men who don't, new research suggests.
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Heavier babies have double the risk of arthritis
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The risk of rheumatoid arthritis is twice as high in children who had a high birth weight (more than 10 pounds) than those with an average birth weight, a new study finds.
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African-american women may have higher heart risks from oral contraceptives
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African-American women taking a low-dose oral contraceptive may see an increased risk for developing heart disease or diabetes.
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Sunscreens vary in effectivenes and safety
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In its new report, the non-profit Environmental Working Group (EWG) says that 85 percent of sunscreens either inadequately protect from the sun's rays or contain ingredients that may be unsafe, while recommending a list of 142 approved products.
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Good cholesterol may be linked to better memory
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A decades-long study found a 27 percent increased loss of memory on a word test for those at age 55 who were low in HDL, or "good" cholesterol.
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U.S. effort to reduce teen smoking stalls
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Up to 2003, smoking by teenagers fell sharply and steadily, but the latest CDC data shows that the proportion of teens who smoke leveled off between 2003 and 2007, the best indicator yet that progress against teen smoking has stalled.
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Wider waistline is a better indicator of early death than weight
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Even among people with a normal weight, the way fat is distributed throughout the body, especially at the waistline, may be even more important than how many excess pounds a person is carrying.
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Premature birth and low birth weight triple chance of autism in girls
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A CDC study of 500 children reveals that boys had less than a twofold increased risk of autism if they were born at low birth weight, but the low-birth-weight girls had a threefold or higher risk.
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Omega-3 nutrients essential for girls' brain development
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Girls who eat more omega-3 fatty acids outsmart those who eat higher amounts of omega-6 fatty acids, according to new research.
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HIV rate rising sharply in young black men
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The number of young homosexual men being newly diagnosed with HIV infection is rising by 12 percent a year, with the steepest upward trend in young black men, according to a new report.
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Risk of dying linked to low vitamin D
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A study of 3,200 male and female heart patients found that those with the lowest levels of vitamin D in their blood had the highest chances of dying.
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