This week, Steven and Blair dive into the world of underweight/overweight implements and bring you the latest research on the topic of weighted balls and baseball players. Are they safe? Should you use them? How hard can Steven actually throw a baseball? 

Study referenced: http://journals.sagepub.com/doi/abs/10.1177/1941738116679816

Driveline research page: https://www.drivelinebaseball.com/research/