Do we really need 10,000 steps a day?

The daily goal of ten thousand steps? That wasn't handed down by doctors—it was a marketing slogan. Per the Conversation, the number originated with a Japanese pedometer called the manpo-kei, launched after the nineteen sixty-four Tokyo Olympics. It was chosen because it was catchy and easy to remember. But what does recent research show? A systematic review examining fifty-seven studies and more than one hundred sixty thousand adults found that seven thousand steps a day is where health benefits are maximized. Reaching seven thousand steps was linked to a forty-seven percent lower risk of early death, a twenty-five percent lower risk of heart disease and stroke, and significant reductions in type two diabetes, dementia, depression, and falls. Interestingly, health benefits start accruing even earlier—around two thousand to four thousand steps—then plateau after seven thousand. How fast you walk also matters: vigorous-intensity walking delivers larger benefits in less time. Finally, walking alone isn't complete fitness; researchers recommend adding strength training at least twice weekly to build muscle mass and power, which further improves longevity as we age.

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