Health & Medicine

  1. Health & Medicine

    Daylight savings time tied to more exercise in children

    Kids in Europe and Australia are slightly more active in longer-lit evenings, a new study shows.

    By Nathan Seppa
  2. Health & Medicine

    Cocoa antioxidants boost the aging brain

    High doses of cocoa flavanols can improve some types of brain function in older individuals, a new study shows.

    By Science News Staff
  3. Genetics

    Men who lose Y chromosome have high risk of cancer

    Losing the Y chromosome in blood cells may bring on cancer and shorten men’s lives.

    By Tina Hesman Saey
  4. Health & Medicine

    There’s no need to panic about enterovirus

    The enterovirus behind this year’s outbreak, EV-D68, has been around for decades and generally causes mild symptoms.

    By Laura Sanders
  5. Health & Medicine

    Tiny human intestine grown inside mouse

    Human gut tissue transplanted into a mouse can grow into a working intestine that doctors could use to test disease treatments.

    By Meghan Rosen
  6. Health & Medicine

    Feedback

    Readers discuss methods to prevent sepsis and whether genes are thrifty, while Tina Saey clears up some confusion regarding Ebola's airborne status.

    By Science News Staff
  7. Microbes

    Microbes can redeem themselves to fight disease

    With some genetic engineering, bacteria can morph from bad to good and help attack invading cancer cells.

    By Susan Gaidos
  8. Health & Medicine

    Poop-transplant pills treat intestinal infection

    Frozen capsules stuffed with healthy gut bacteria from donated poop fight C. difficile infections.

    By Kate Baggaley
  9. Health & Medicine

    Jet lag affects gut microbes

    Jet-lagged bacteria in the gut impair mice’s metabolism, causing obesity and diabetes-related problems.

    By Tina Hesman Saey
  10. Health & Medicine

    Ebola continues rapid spread in West Africa

    Ebola continues to spread in West Africa, but some countries are poised to declare victory over the deadly virus.

    By Tina Hesman Saey
  11. Health & Medicine

    Pneumococcal vaccine thwarts resistant infections in children

    Since a new vaccine was introduced in 2010, the number of antibiotic-resistant pneumococcal infections in kids has plunged.

    By Nathan Seppa
  12. Health & Medicine

    Drug appears safe in children with C. difficile infections

    Early test suggests adult med may work in kids with diarrheal disease.

    By Nathan Seppa