This is an installment of Good Fit, a column about exercise. I took my first CrossFit Kids class when I was 10 years old, the summer between fifth and sixth grade. I remember a circuit that involved ...

It’s a hot August morning in Madison, Wisconsin, and Greg Glassman is sipping iced tea in an air-conditioned, glass-walled room perched above a preternaturally green field. Below, two dozen ripped ...

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The latest fitness shoe that people are talking about doesn’t come with bulbous, new technology or the promise of making you run faster or jump higher. Instead, it focuses on a much simpler promise: ...

Mat Fraser is the five-time "Fittest Man on Earth," having won the CrossFit Games from 2016 to 2020. After retiring, Fraser began coaching elite CrossFit athletes and created his own training app. He ...