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Sleep Strategies

Just like purchasing healthy foods, taking an after-dinner walk, or flossing your teeth, getting adequate sleep requires time and discipline. Mentally block off certain hours for sleep and then follow through. Avoid building up a sleep debt, and take steps to set up an ideal sleep environment. Seek a doctor's help if conventional steps toward good sleep don't work.… Read More
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Sleep and Weight

Poor sleep habits can affect your waistline. Staying up too late at night not only mean the chance for a midnight snack--sleep deprivation can alter your body's metabolism, making you feel hungrier and slowing your metabolism. You'll also feel more tired during the day, which means you're less likely to exercise.… Read More
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Sleep and Illness

Anecdotal evidence supports the notion that when you're tired and run-down, you're more likely to get sick. In a study published in 2009, people who slept an average of less than seven hours per night were three times as likely to get sick as those who averaged at least eight hours.… Read More
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Smoking Predispositions

Interestingly, genes may have an effect on your smoking habit. Researchers found similar genes in people who smoke a lot. In addition, these same genes are associated with less success at quitting. Other research has noted that variations in brain chemistry play a role in how easily a person becomes addicted to nicotine.… Read More
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Teenage Drowsiness

Parents often blame teenagers' busy schedule of activities for their grogginess and difficulty awakening in the morning, and this does play a role. However, the problem is also partly biological. One study indicated that some adolescents might have delayed sleep phase syndrome, where they are not sleepy until well after the usual bedtime and cannot wake at the time required for school.… Read More
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Exercise-Related Injuries

Over all, exercise does far more good than harm. Yet exercise-related injuries do occur. Risk goes up dramatically with the duration and intensity of your workout. For example, the injury rate for runners is 25% to 65%. Walkers report much lower injury rates of 1% to 5%.… Read More
  • About PEC

    The Patient Education Center provides multimedia access to reliable and relevant medical information at and beyond the point of care. Our content is developed exclusively by Harvard Health Publications, the media and publishing division of the Harvard Medical School of Harvard University, and distributed by Health Media Network.