Resist the urge. Little habits -- touching eyes, putting finger to nose, biting nails -- give the flu virus a welcome mat into your system. A day or two later, when the first signs of flu hit you, you'll wonder -- how did I get the flu? When avoiding the flu, you've got to resist those habits.
"These are bad habits for many people," says Robert Schwartz, MD, chairman of family medicine at the University of Miami School of Medicine. "But they are the main way a virus gets into your system, via the...
Some studies show that "moderate intensity" exercise may cut down the number of colds you get. That type of activity includes things like a 20- to 30-minute walk every day, going to the gym every other day, or biking with your kids a few times a week.
In one study in the American Journal of Medicine, women who walked for a half-hour every day for 1 year had half the number of colds as those who didn't exercise. Researchers found that regular walking may lead to a higher number of white blood cells, which fight infections.
In another study, researchers found that in 65-year-olds who did regular exercise, the number of T-cells -- a specific type of white blood cell -- was as high as those of people in their 30s.
Should You Exercise When You Have a Cold?
It's usually safe to do it as long as you listen to your body. You'll need to watch out for certain risky situations.