BBC Health | Sedentary lifestyle in older women ‘ages body cells’

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Women who lead a sedentary lifestyle have faster-ageing cells than those who exercise every day, research suggests. Research on 1,500 women aged 64 to 95 found those who spent many hours sitting and exercised for less than 40 minutes a day had cells that were biologically eight years older. As people age, their cells age, causing DNA protectors to shorten and fray. But health and lifestyle factors may speed up the process, researchers from California said. Even in old age, it was important to keep active and avoid sitting for more than 10 hours a day, they said. Continue.