We're putting TheStack swing speed trainer to the test to see how many yards a plus-handicap pro can gain by committing to ...

I was always athletic as a kid and loved swimming, cheerleading, and running track. When I was 11, I was diagnosed with ...

If you're looking to bring home a new fitness tracker, Prime Day is a great time to shop. The retailer is putting up tons of deals on items across every department, fitness trackers included, with ...

A harder workout will give you a higher training load number. For example, a long easy run will translate to a higher ...

Are you on the hunt for 10km training tips that'll help you chip down your time ... What is a "good" beginner 10km time? While it's all too easy to get caught up comparing yourself to other people's ...