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In Brief
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How Much Exercise?
What is the optimal exercise regimen for improving blood lipids? Duke University researchers suggest it’s the amount of physical activity more than the intensity that matters most. They found that any exercise was better than none when it came to improving lipid levels in 84 overweight men and women with abnormal blood lipids. The inactive group gained weight and showed deterioration in lipid profiles even faster than anticipated. Moreover, more exercise was better
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Activity Boosts Bones
Regular physical activity protects against hip fractures in older women, according to 12 years of data from the Nurses’ Health Study. And the more, the better. Of 61,200 postmenopausal women, those reporting the most exercise from all activities had 55% fewer fractures than sedentary women. Women who walked four or more hours a week at an average pace had 41% fewer fractures than women who walked less than one hour a week. The
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