Health & Medicine

  1. Brain

    It doesn’t take a concussion for head hits to harm young brains

    Most head impacts while playing football do not cause concussions. Yet even lesser impacts take a toll in young athletes, scans of their brains show.

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  2. Health & Medicine

    Gender-affirming care improves the mental health of transgender youth

    Several states have tried to restrict access to gender-affirming health care for transgender youth. That goes against medical guidelines.

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  3. Health & Medicine

    A single vape session can harm immune cells in the body

    Vaping creates molecules in the body that can attack cells and cause damage.

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  4. Genetics

    Explainer: What is RNA?

    A partner to DNA, cells use this molecule to translate the instructions for making all of the many proteins that your body needs to function.

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  5. Health & Medicine

    A 2021 Nobel goes for discovering how our body reads touch sensations

    David Julius and Ardem Patapoutian found nerve-cell sensors for temperature, pain and pressure.

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  6. Health & Medicine

    Starting schools later leads to less tardiness, fewer ‘zombies’

    Students attending schools with later start times feel more awake during the day and are less likely to oversleep and be late for class.

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  7. Health & Medicine

    Seven strategies to keep COVID-safe at school

    Some schools safely brought students back for in-person learning last year. Their experiences suggest how to avoid classroom spread of COVID-19 this year.

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  8. Health & Medicine

    Weight shaming is literally sickening

    Many people think it’s okay to shame people for their weight. Not only is that cruel, but it also can harm their mental and physical health.

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  9. Health & Medicine

    Scientists Say: Tonsils

    The tonsils are pads of tissue in the throat that are part of the body’s immune system.

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  10. Health & Medicine

    Cannabis may alter a teen’s developing brain

    Marijuana use between ages 14 and 19 was linked to faster thinning of brain regions important in decision-making.

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  11. Physics

    Scientists Say: Plasma

    In physics, plasma refers to one of the four states of matter. In medicine, plasma describes the part of blood that ferries cells, nutrients and more throughout the body.

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  12. Health & Medicine

    Discovering the power of placebos

    If you take a fake pill and expect to feel better, you may. Researchers are learning how this placebo effect works and how to use it to help patients.

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