When we talk about sprint performance, the hip extensors get all the attention. But what’s missing from most conversations is the trunk’s role in managing the forces that sprinting produces. While this post shows how we train this in the gym, of course nothing is more specific than quality speed work with appropriate form relative to the individual! Ground contacts at max velocity happen in under 0.1 seconds and generate forces several times bodyweight. If your trunk can’t stabilize and efficien