Stories By 'ANN ROBINSON'
Weight-bearing exercise (walking, running) helps to keep bones strong. Ideally, you need a mix of “feet on the ground” activity and muscle resistance such as weights, press-ups and swimming. No one knows precisely how much exercise is needed; studies suggest adults aged 19 to 64 should do at least 150 minutes of moderate-intensity aerobic activity every week. Three 10-minute periods of fast walking every day is a good target. There is little evidence that exercise prevents fractures once you have weak bones (called osteopenia if it is mild and osteoporosis if more severe), but people who keep active into old age are less likely to fall—and if you don’t fall, you are less likely to break a bone.
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Does stress make you fat, even if you don’t overeat? That is the question researchers from UCL have been trying to answer by giving volunteers of different shapes and sizes a haircut and measuring levels of the stress hormone cortisol in their hair.
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