Sports Illustrated aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. The saying "practice makes perfect" becomes a lot more ...

The saying "practice makes perfect" becomes a lot more accurate when there's data to analyze afterward, especially for a golf swing. Repetition and adjustment are paramount for getting better, but ...

The saying “practice makes perfect” becomes a lot more accurate when there’s data to analyze afterward, especially for a golf swing. Repetition and adjustment are paramount for getting better, but ...

Let’s get one thing straight right off the top: knowing your numbers is a good thing. Understanding your carry distances, spin rates, launch angles, ball speed, and all that juicy data can absolutely ...