Health & Medicine

  1. Health & Medicine

    Patches take sting out of canker sores

    Small patches that exude licorice extract can speed healing of canker sores.

    By Nathan Seppa
  2. Health & Medicine

    A Gasping Heart

    A common imperfection in the structure of the heart may exacerbate obstructive sleep apnea and, in mountaineers, trigger a life-threatening lung condition called high-altitude pulmonary edema.

    By Ben Harder
  3. Health & Medicine

    Asthma Zap: Heated scope reduces attacks

    A new tool cools asthma by heating lung tissue to kill overgrown smooth muscle in airways, a hallmark of the disease.

    By Brian Vastag
  4. Health & Medicine

    Working in a cotton mill has bright side

    People who work amid bales of raw cotton are less likely to get lung cancer than are people in the general population, a study of Chinese women indicates. While past research has shown that workers in a cotton mill tend to develop shortness of breath, chronic cough, and other health problems, some scientists also noted […]

    By Nathan Seppa
  5. Health & Medicine

    Balancing Act: Excess steroids during pregnancy may pose risks for offspring

    Heavy amounts of steroids taken during pregnancy can have long-term deleterious effects on offspring, a study of monkeys shows.

    By Nathan Seppa
  6. Health & Medicine

    Risky Flames: Firefighter coronaries spike during blazes

    A disproportionate number of heart disease deaths among firefighters occur during blazes.

    By Brian Vastag
  7. Health & Medicine

    Hepatitis B found in wrestlers’ sweat

    Traces of hepatitis B have turned up in the perspiration of wrestlers, suggesting that the virus could spread to their opponents and teammates.

    By Nathan Seppa
  8. Health & Medicine

    Preemies respond to immunizations

    Babies born prematurely rev up an immune response to two routine childhood vaccines as well as babies who are born full-term.

    By Nathan Seppa
  9. Health & Medicine

    Planting the Seeds for Folate Enrichment

    Florida scientists have engineered tomatoes with 20 times the ordinary amount of folate, making them the most concentrated source of this important vitamin ever measured.

    By Janet Raloff
  10. Health & Medicine

    Brain Fix: Stem cells supply missing enzyme

    Brain stem cells implanted into sick mice restored a missing enzyme and extended life span by 70 percent.

    By Brian Vastag
  11. Health & Medicine

    Emerging bug pilfers DNA

    A virulent bacterium invading U.S. hospitals and the battlefields of the Middle East pilfers its genes from other bacteria.

    By Brian Vastag
  12. Health & Medicine

    Long-Term Threat

    Survivors of a childhood cancer face a sixfold risk of developing a new cancer later in life, compared with people in the general population.

    By Nathan Seppa
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