Coaching Library · Friday Fundamentals
The Left-Leg Eccentric Contraction
The braking action that turns horizontal speed into vertical lift — one of the most important and least understood moves in the throw.
In the shot and discus, the block leg does something counterintuitive: it brakes. As the left leg plants and resists, it converts the thrower’s horizontal momentum into vertical lift and rotation — an eccentric (lengthening-under-load) contraction that most athletes never train deliberately.
Get it right and the implement launches up and out. Get it wrong and power leaks into the ground. In this Friday Fundamentals breakdown, Coach Wollman shows the full move and the drill to groove it.
From the playbook of Dave Wollman — Master Coach and SMU Hall of Famer who coached 20 Olympians. Explore the full Coaching LibraryFilm Room or meet the athletes using these methods.
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