Zepeda is one of CNN Underscored’s go-to fitness writers, having reviewed things like Pvolve’s workout classes and Aviron’s ...

Readers 60 to 85 share stories of how cycling, and running, are their own fountains of youth. The doctor is not always right.

Yifei Xu, a 33-year-old man from Shanghai, has completed a four-month cycling journey across the United States, relying ...