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We've all heard that we should try to walk at least 10K steps a day. I've read that specific target is the result of a marketing campaign for of all things a Japanese clock and has no science behind it.
So how much exercise do we need? The NYT looked at studies that showed how lifespan is impacted by exercise and the results are good news in two ways - exercise has an associational impact on lifespan and we don't need to do all that much of it to see a benefit.
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So how much exercise do we need? The NYT looked at studies that showed how lifespan is impacted by exercise and the results are good news in two ways - exercise has an associational impact on lifespan and we don't need to do all that much of it to see a benefit.
To increase our chances for a long life, we probably should take at least 7,000 steps a day or play sports such as tennis, cycling, swimming, jogging or badminton for more than 2.5 hours per week, according to two, large-scale new studies of the relationship between physical activity and longevity. The two studies, which, together, followed more than 10,000 men and women for decades, show that the right types and amounts of physical activity reduce the risk of premature death by as much as 70 percent.
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