Health & Medicine

  1. Health & Medicine

    Teens who play violent video games aren’t any more violent

    A careful new study shows that teens who play violent video games are no more aggressive than other teens.

    By Alison Pearce Stevens
  2. Psychology

    What part of us knows right from wrong?

    Our conscience may have evolved from our need to cooperate. Scientists are learning where the brain’s moral centers are, and how they make us human.

    By Alison Pearce Stevens
  3. Health & Medicine

    Fevers can have some cool benefits

    Fever boosts the immune system by zipping germ-busting cells to the site of an infection, new data show.

    By Silke Schmidt
  4. Chemistry

    Ham bone broth could be a tonic for the heart

    Health and fitness websites claim that drinking bone broth is a miracle cure. Here’s what some new research has to say about that.

    By Lindsay Patterson
  5. Health & Medicine

    What’s behind frequent strep throat? Consult the tonsils

    A faulty immune response might explain why some kids get strep throat often, new data show. Another problem: The diagnosis may a case of mistaken identity.

    By Aimee Cunningham
  6. Health & Medicine

    Analyze This: Most teens have been cyberbullied

    Name-calling was the most common type of six types of cyberbullying that surveyed teens reported.

    By Lillian Steenblik Hwang
  7. Health & Medicine

    Here’s why Rapunzel’s hair makes a great rope ladder

    The fairy tale ‘Rapunzel’ features a princess with a lifesaving head of hair. Could someone really use their hair as a ladder? Sort of.

    By Bethany Brookshire
  8. Health & Medicine

    Could eating clay help manage weight?

    A new study suggests that clay could help soak up fat in the gut. In rats, it works as well as a weight-loss drug.

    By Shruti Ravindran
  9. Health & Medicine

    For coughing up phlegm, water is key

    Patients with diseases like cystic fibrosis get lungs filled with sticky mucus. Adding water could be the key to getting that phlegm out.

    By Bethany Brookshire
  10. Health & Medicine

    Explainer: The benefits of phlegm, mucus and snot

    There are many types of mucus in the body. They might seem gross, but these gloppy goos are the first line of defense against infection.

    By Bethany Brookshire
  11. Health & Medicine

    Friendly adults help teens stand up against bullies

    In the movies, kid heroes often intervene to stop bullies. What makes that happen in reality? A good family life and trustworthy teachers can help.

    By Bethany Brookshire
  12. Psychology

    Easing test anxiety boosts science grades in low-income students

    Giving lower-income students mental tools to cope with test anxiety boosted their science grades.

    By Sujata Gupta