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Emily Bischoff:
… Teaching our athletes to land correctly is one thing coaches can control in terms of injury prevention, whether it be to lessen the load on tendons and ligaments to prevent overuse injuries, or to minimize the risk of fluke injuries …
… the force upon landing be dissipated throughout as much of the body as much as possible …
… feet around shoulder width apart, which widens the base of support over which force is exerted. Knees should be in flexion (bent), tracking over the toes …
Promoting Safety in Gymnastics: Landings
Gymnastics Coaching.com 