concentric and isometric training, the benefits and how to train for each movement type. What is the concentric phase of a ...

Participants Twenty-one collegiate American football players. Interventions Isometric strength was measured prior to the season using a handheld dynamometer in four directions: flexion, ...

isometric exercises (uniplanar knee extension, knee extension/hip adduction, knee extension/hip abduction). All exercises were performed at a position of 60° knee flexion. Three trials lasting 5 s ...

Sit in a chair and place all five toes of one foot atop a folded towel. Press the toes down — don’t grip — and raise the heel. Sit in a chair with your feet flat on the ground. Loop a resistance band ...