Health & Medicine

  1. Psychology

    Too much sitting could hurt your mental health

    As inactivity increases, so does risk of depression and other mental health problems, new studies show. But breaks for even light activity can help.

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  2. Materials Science

    Bandages made from crab shells speed healing

    The chitin in seafood wastes, insect “bones” and fungi is a chemist’s dream. Used in a new medical dressing, it beats regular gauze for wound healing.

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  3. Health & Medicine

    Could a toothpaste help treat peanut allergy?

    By rolling an immune therapy into a toothbrushing routine, one company hopes to show its product can build and maintain tolerance to peanut allergens.

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  4. Health & Medicine

    Scientists Say: Placebo

    In clinical trials, scientists often test a drug or procedure against a placebo — a treatment that has no effect — to find out how well their new treatment works.

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  5. Health & Medicine

    Urban pollution can pose unseen risks to kids’ immunity and more

    A trio of new studies links immune changes and high blood pressure to inhaling bad air.

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  6. Health & Medicine

    Brown bandages would help make medicine more inclusive

    Peach-colored bandages label dark-skinned patients as unusual, says med student Linda Oyesiku. Brown bandages expand who’s seen as normal.

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  7. Psychology

    Boredom may pose a public health threat in the social distancing era

    Boredom contributes to pandemic fatigue, and it may account for why some people don’t follow social distancing rules.

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  8. Brain

    Teen depression linked to how the brain processes rewards

    Depression in teens alters their brains’ pathways in ways that may put those kids at risk of lifelong mental-health problems — unless they get help.

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  9. Health & Medicine

    Bringing COVID-19 vaccines to much of world is hard

    The price of not vaccinating nearly everyone across the world could be a longer pandemic and more troubling variants of the new coronavirus.

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  10. Science & Society

    When COVID-19 comes for your science fair

    When labs shut down due to COVID-19, teens took their science fair projects to the internet and … sometimes even to the bathroom.

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  11. Microbes

    Some microbial hitchhikers may weaken body’s attack on COVID-19

    New research identifies an altered mix of microbes in the body — ones commonly seen in people with poor diets — that may worsen coronavirus disease.

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  12. Brain

    Active bodies build stronger brains

    Aerobic fitness and physical activity correlate with widespread brain health in adolescents, according to a new imaging study in England.

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