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BOB HIRSHON (host):
Intermittent exercise. I’m Bob Hirshon and this is Science Update.
Getting thirty or more minutes of exercise per day can reduce your risk of death and disease significantly. But many people can’t seem to mIntermittent exercise. anage that in one session. Fortunately, according to Duke Medical Center cardiologist William Kraus, they don’t have to. In the Journal of the American Heart Association, he and his colleagues report that even short bursts of activity count toward that goal. This contradicts current guidelines that say anything less than ten minutes in duration doesn’t help.
WILLIAM KRAUS (Duke University School of Medicine):
And so the bottom line is, everything counts. And in fact, walking a distance from your car to the entrance of your work, even though it’s less than ten minutes, or taking stairs, counts in your total physical activity prescription.
The report is based on a study of nearly 5000 older people over a fourteen-year period. I’m Bob Hirshon, for AAAS, the science society.
Story by Bob Hirshon