How many steps a day do you need to boost longevity? The number may surprise you. There’s nothing magical about the number 10,000.
In fact, the idea of walking at least 10,000 steps a day for health goes back decades to a marketing campaign launched in Japan to promote a pedometer. And, in subsequent years, it was adopted in the U.S. as a goal to promote good health. It’s often the default setting on fitness trackers, but what’s it really based on?
