Health & Medicine

  1. Health & Medicine

    Questions remain about the benefits of taking testosterone

    For men with low testosterone, the pros and cons of taking hormone replacement therapy are mixed.

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  2. Health & Medicine

    Instead of starving a cancer, researchers go after its defenses

    There may be ways to block tumors from adapting and outrunning the body’s defenses.

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  3. Health & Medicine

    Common fungus may raise asthma risk

    The presence of a fungus in the infant gut can signal development of asthma by age 5.

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  4. Health & Medicine

    For Ebola patients, a few signs mean treatment’s needed — stat

    A few criteria may help identify Ebola patients who need the most care.

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  5. Health & Medicine

    Gastric bypass controls diabetes long term better than other methods

    Bariatric surgery outperforms other weight-loss measures in the longest-term study yet of diabetes outcomes.

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  6. Health & Medicine

    Birth may not be a major microbe delivery event for babies

    A study of mother-baby duos suggests that birth itself may not be the main event for getting microbes in and on babies.

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  7. Health & Medicine

    See how long Zika lasts in semen and other bodily fluids

    For most men infected with Zika, traces of the virus disappear from semen 81 days after symptoms begin. In other bodily fluids, Zika RNA is typically cleared even faster.

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  8. Psychology

    Physically abused kids learn to fail at social rules for success

    What physically abused kids learn about rewards at home can lead to misbehavior elsewhere.

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  9. Health & Medicine

    Ricin poisoning may one day be treatable with new antidote

    Mice treated with a blend of antibodies survived even when treated days after exposure to ricin.

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  10. Health & Medicine

    Cold plasma puts the chill on norovirus

    A new device uses cold plasma to kill foodborne pathogens.

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  11. Health & Medicine

    Readers respond to antibiotics, carbon bonds and more

    Allergic overreactions, the possibility of silicon-based life and more in reader feedback.

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  12. Health & Medicine

    Weekend warriors put up a fight against death

    Weekend warriors shove all their weekly activity into just one or two days, and it’s still enough to reduce mortality risk.

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