Increasing your sprinting speed, stride and turnover rate comes down to the training of your hip flexor muscles.
In spite of their inherent strength, the hip flexors are still significantly underdeveloped in most athletes, including professionals. When was the last time you trained your Iliacus muscle?
These muscles are mainly located in the pelvic region of the body. Their main function is to flex the thigh up on the pelvis seen in our image below. [Read more…]