インターバル速歩 (Japanese interval walking) goes viral worldwide
インターバル速歩を始めよう——一歩一歩が、昨日の自分を超える力になる。
Let's start interval walking—every step becomes the strength to surpass yesterday's self.
Cultural Context
Japanese interval walking (alternating fast and slow pace every 3 minutes) created by Shinshu University researchers went viral globally in 2026, named by the New York Times as a top fitness tip — Japan's gift of mindful movement to the world.
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