The fitness benchmark has surprisingly unscientific origins – yet it does contain more than a kernel of truth The idea that we need to walk 10,000 steps a day originated not in medical research but in a 1960s marketing campaign for a pedometer, says Jack McNamara, senior lecturer in clinical exer...
Source: [Guardian International](https://www.theguardian.com/lifeandstyle/2026/oct/19/is-it-true-that-you-need-to-take-10000-steps-a-day-to-be-healthy)