Brisk walking for at least 40 minutes two or three times a week reduced the risk of heart failure by approximately 25% in postmenopausal women, according to data from more that 89,000 participants in the Women’s Health Initiative.
The benefits of walking are well understood, said Somwail Rasla, MD, of Saint Vincent Hospital in Worcester, Mass., but he and his colleagues focused for the first time on how the speed, frequency, and duration of walking affected health in older women who may be less likely to visit a gym or engage in a formal exercise program.
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The researchers followed the women, aged 50-79 years, for approximately 10 years.