Primary Muscle
Gastrocnemius (Calf muscle)
Start
Position your feet on the edge of a step with only the balls of your feet on the platform and your legs straight but not locked at the knees Take one foot off the platform and hold it up in the air or position it across the heel of the other foot for extra weight.
Movement
Without Clenching your toes and keeping your legs straight raise up as high as you can onto your toes until you feel a full contraction in your calf muscle. Slowly return to the start position. Perform the prescribed number of reps and repeat on the opposite side.
Tips
When pushing up onto your toes make sure your toes aren't clenched and the weight bearing across the ball of your foot is even.
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