Health & Medicine

More Stories in Health & Medicine

  1. Health & Medicine

    ADHD symptoms may boost teens’ risk of vaping or smoking

    Having multiple ADHD symptoms increases a teen’s risk of using vapes or other tobacco. That’s bad because nicotine is especially addictive for kids.

    By
  2. Health & Medicine

    Explainer: What is cancer?

    Cancer is a whole collection of diseases with one thing in common: all develop when the body’s cells start dividing out of control.

    By
  3. Materials Science

    A beautiful blue butterfly wing offers a new way to study cancer

    Once a morpho butterfly wing is placed atop a thin slice of tissue, shining polarized light through it can help reveal how likely breast cancer is to spread.

    By
  4. Materials Science

    This engineer uses light to get hearts pumping

     Pengju Li designed a new type of pacemaker to help doctors during open-heart surgery.

    By
  5. Chemistry

    Scientists Say: Vitamin

    Our bodies can’t make enough of these tiny but mighty worker molecules. That’s what makes them a dietary essential.

    By
  6. Health & Medicine

    Scratching an itch has both good effects and bad

    Mice that scratch itchy ears trigger more redness and swelling — but also may combat harmful bacteria.

    By
  7. Health & Medicine

    Explainer: What is asthma and how is it treated?

    This chronic narrowing of lung airways can make it hard to breathe. Fortunately, drugs can widen those airways — even in people with severe asthma symptoms.

    By
  8. Health & Medicine

    Dad’s backyard lessons inspired this hearing scientist to learn

     A. Catalina Vélez-Ortega researches how proteins can protect against hearing loss.

    By
  9. Humans

    Biological sex is more complex than just male or female

    Trying to define sex with just two options fails to reflect the wide range of natural variation in human genetics, hormones and biology.

    By