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Harvard Health Blog Harvard Health Blog: You’ll find posts from Harvard Medical School physicians and our editors on a variety of health news and issues.

  • Hands or feet asleep? What to do
    by Robert H. Shmerling, MD on February 21, 2020 at 11:30 am

    It’s happened to all of us: a hand or leg temporarily “falls asleep,” usually from being in one position for too long. Why does it happen? Are there times when you should be concerned about it? The post Hands or feet asleep? What to do appeared first on Harvard Health Blog.

  • C. difficile (C. diff): An urgent threat
    by Lou Ann Bruno-Murtha, DO on February 20, 2020 at 3:30 pm

    The bacteria known as C. diff has become a leading cause of infection among hospitalized patients. The infection is more common following antibiotic therapy, and it is challenging to treat because of a high relapse rate. The post C. difficile (C. diff): An urgent threat appeared first on Harvard Health Blog.

  • Five healthy habits net more healthy years
    by Monique Tello, MD, MPH on February 19, 2020 at 3:30 pm

    Following five healthy lifestyle habits has been shown to extend life expectancy. Better still, a recent study suggests the added years are more likely to be free of illness or disease. The post Five healthy habits net more healthy years appeared first on Harvard Health Blog.

  • Can light therapies help with bipolar disorder?
    by Elizabeth Liebson, MD on February 18, 2020 at 3:30 pm

    One approach to treating bipolar disorders is manipulation of the body’s circadian rhythms. A recent review of research found that such therapies may help, often in combination with medications and psychotherapy. The post Can light therapies help with bipolar disorder? appeared first on Harvard Health Blog.

  • Good news for those with type 2 diabetes: Healthy lifestyle matters
    by Alyson Kelley-Hedgepeth, MD on February 17, 2020 at 3:30 pm

    Lifestyle changes have been shown to reduce the risk of a cardiovascular event, but can they also help those with diabetes? A recent study found a positive association between healthy lifestyle choices and reduced cardiovascular risk for those with type 2 diabetes. The post Good news for those with type 2 diabetes: Healthy lifestyle matters appeared first on Harvard Health Blog.

  • Can Men Dine Their Way to Higher Sperm Counts?
    on February 21, 2020 at 6:42 pm

    Median sperm counts were highest among men who ate a healthy diet (167 million), followed by the vegetarian-style diet (151 million) and the Danish diet (146 million). (Median means half had higher counts, half lower.)

  • Drug Company Perks Spur Doctors' Prescriptions
    on February 21, 2020 at 6:38 pm

    More than 20% of Medicare Part D expenses on brand-name medications came from doctors who received an incentive related to a drug they prescribed. Nearly 30% of physicians got an incentive for at least one drug they prescribed during the study period.

  • Hidden Dangers of Ultraprocessed Foods
    on February 21, 2020 at 5:50 pm

    Unless you make all your food at home from scratch -- and even then -- processed food is practically unavoidable. But there are degrees of processing.

  • Could Climate Change Make Flu Seasons Worse?
    on February 21, 2020 at 3:56 pm

    These findings suggest that rapid weather changes associated with climate change will increase the risk of flu epidemics in densely populated areas. For example, Europe could have a 50% increase in flu-related deaths, according to the researchers.

  • Silent COVID-19 Cases May Stymie Screening Efforts
    on February 20, 2020 at 10:15 pm

    As countries work to slow the spread of the virus that causes COVID-19, a new study shows why the methods they are currently using to screen international travelers may not be catching everyone who’s infected.

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