Health & Medicine

  1. Health & Medicine

    Girl athletes’ energy crisis

    Lack of regular periods in teenage female athletes stems from a hormone imbalance arising from inadequate energy intake.

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  2. Health & Medicine

    Cooking cancer cells

    A new technique combining antibodies, carbon nanotubes and near-infrared light holds promise for treating malignancies, scientists report.

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  3. Life

    Wine find

    Cell tests suggest that resveratrol, the substance that seems to account for the healthful effects of red wine, might have antiobesity effects, too.

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  4. Health & Medicine

    Good news for coffeeholics

    When lifestyle factors like smoking were taken into account, coffee drinkers had lower death rates than their non-drinking peers, according to a study of more than 120,000 people.

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  5. Health & Medicine

    Keep at it

    Moderate exercise can extend survival for overweight and obese men who have diabetes.

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  6. Health & Medicine

    No babies, no hormones

    A radically different form of contraception would prevent pregnancies with small molecules of RNA.

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  7. Humans

    Wash Your Veggies!

    The lesson in all of these food-poisoning outbreaks is that we must not expect a risk-free food-supply chain.

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  8. Health & Medicine

    Virus versus virus

    Customized RNA snippets delivered by a harmless virus could someday provide a new way to combat the hepatitis B virus.

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  9. Health & Medicine

    Seeing disease’s acidic side

    Small tumors can be detected using a new technique that safely, reliably and noninvasively measures tissue chemistry.

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  10. Health & Medicine

    Parasite payback

    The protozoan parasite that causes leishmaniasis seems vulnerable to the anticancer drug tamoxifen, research in mice shows.

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  11. Health & Medicine

    Time on their side

    Review of a decade's worth of major league baseball games shows a slight cost in performance in teams with jet lag.

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  12. Health & Medicine

    Thanks for the pounds, Mom

    When inherited from mom, a gene linked to obesity and diabetes interferes with blood sugar metabolism.

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