HEALTH

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Folic acid won't ward off colon polyp comeback

Taking folic acid supplements doesn't appear to prevent colon polyps from coming back, new research shows, although it may be helpful for people who have low levels of the B vitamin in their blood.

Needle injuries often not reported by med students

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Medical students are commonly stuck by needles but often fail to report their injuries to employee health services, placing them at risk for hepatitis, HIV and other blood borne diseases, results of a survey show.

Mammogram radiation may put some women at risk

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Low-dose radiation from mammograms and chest X-rays may increase the risk of breast cancer in young women who are already at high risk because of family history or genetic susceptibility, Dutch researchers said on Tuesday.
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Health officials to review disaster plan

Stung by the continuing struggle to make a vaccine against the swine flu pandemic, Health and Human Services Secretary Kathleen Sebelius said on Tuesday her department would review its approach to disaster preparedness.
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Smoking skunk raises risk of pyschosis, study finds

People who smoke skunk -- a potent form of cannabis -- are almost seven times more likely to develop psychotic illnesses such as schizophrenia than those who smoke hash or cannabis resin, according to research.
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HIV-infected Chinese children struggle with stigma

The second storey of this nondescript building in Fuyang city in China's central province of Anhui houses HIV-positive orphans, but unlike many other similar establishments, there are no signboards outside.
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French scientists create skin fast from stem cells

French scientists have found a way to create human skin rapidly from stem cells, a discovery that could save the lives of many burns victims who are vulnerable to infection and now wait weeks for a skin graft.
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U.S. unemployed face higher healthcare premiums

Millions of unemployed U.S. workers face sharply higher health insurance premiums and loss of coverage as temporary federal subsidies expire, a healthcare advocacy group said on Tuesday.
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Muslim pilgrimage ends with handful of flu cases

he annual Muslim haj pilgrimage has ended without the major flu outbreak feared by some experts and with only five deaths from the H1N1 flu virus out of 73 recorded cases, the Saudi health minister said.
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New WHO guidelines urge phase-out of major HIV drug

Countries should phase out the use of Stavudine, the most widespread antiretroviral, because of long-term, irreversible side-effects in HIV patients including wasting and a nerve disorder, the World Health Organization said on Monday.
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HRT given to protect heart, despite lack of proof

Women with the highest heart disease risk were the most likely to quit taking hormone therapy after it was shown to offer no protection against cardiovascular disease, a new analysis of national data shows.
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Timely and continuous HIV care extends survival

In people infected with human immunodeficiency virus (HIV), the virus that causes AIDS, high-risk behavior, HIV infection itself, as well as late initiation and early discontinuation of anti-HIV therapy all contribute to substantial decreases in life expectancy, United States researchers report.
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Drug resistant H1N1 no major change in virus: WHO

Tamiflu resistance in some H1N1 patients with badly weakened immune systems does not seem to reflect a major change in the virus' susceptibility to the frontline drug, the World Health Organization said on Thursday.
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U.S. diabetes cases to double, costs triple by 2034

By 2034, nearly twice as many Americans will have diabetes and spending on the disease will triple, further straining the U.S. health system and testing the viability of Medicare and other government health insurance programs, U.S. researchers said on Friday.
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Fertility drugs may pose some uterine cancer risk

Though the use of fertility drugs does not seem to generally increase uterine cancer risk, a Danish study identified small increases in risk from certain fertility drugs used for longer duration.
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Antioxidants could help preserve muscle strength

In a study in older adults, dietary intake of vitamins C and E was linked with muscle strength, leading the researchers to suggest at a meeting in Atlanta this past weekend that a diet high in antioxidants could play an important role in preserving muscle function in older adults
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Exercise shows opposing effects on appetite

Exercise seems to simultaneously make people hungrier, yet more readily satisfied by a meal -- and differences in these responses from person to person may help explain why some exercisers shed pounds more easily than others, researchers say.
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China expert warns of pandemic flu mutation

China must be alert to any mutation or changes in the behavior of the H1N1 swine flu virus because the far deadlier H5N1 bird flu virus is endemic in the country, a leading Chinese disease expert said.
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WHO probing drug resistant swine flu

The World Health Organization is looking into reports in Britain and the United States that the H1N1 flu may have developed resistance to Tamiflu in people with severely suppressed immune systems, a spokesman said Tuesday.
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Canada stops use of one batch of flu vaccine

Some Canadian provinces have stopped using a particular batch of the H1N1 flu vaccine after six people experienced severe allergic reactions, the country's health agency said on Monday.
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Saudi Arabia seeks to curb flu and stop protest at haj

More than two million Muslims gather this week for the annual haj pilgrimage to Islam's holy city of Mecca, where Saudi authorities hope to minimize spread of the H1N1 virus and prevent any political demonstration.

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