When I use the leg extension machine ...
You shouldn't use a leg extension machine. Gym machines a work of the devil, forcing isolated unnatural movement. Free weights are the way to go. Do squats, they work your whole body and soul.
Get some training first to do it right.
@chainwhip started
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You shouldn't use a leg extension machine. Gym machines a work of the devil, forcing isolated unnatural movement. Free weights are the way to go. Do squats, they work your whole body and soul.
Get some training first to do it right.