“Every four years, the summer Olympics get people excited to exercise,” says Glenn Gaesser, a professor and director of the Healthy Lifestyles Research Center at Arizona State University, who oversaw a new study about exercise and high blood pressure that was inspired in part by the coming games in London.
The streets and gyms fill with people who, fueled by stories of Olympic success, “run or work out for an hour or more,” Dr. Gaesser says.
But “within a few weeks, most people have quit” and resumed their sedentary lives. “We wanted to see if there were approaches to exercise that would fit more easily into people’s lifestyles, but still be effective” in terms of improving health, he says.
Specifically, he and his colleagues hoped to determine whether breaking up exercise into small, manageable segments performed throughout the day would work as well as one longer, continuous bout.
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