Bouncing training, that is, lifting the heel, will it deform the calf? How to prevent calf muscle deformation? The calf is ugly after deformation.

What is your concept of metamorphosis? If you are afraid of excessive muscle contraction and concentration, you can often stretch the calf muscles to make the muscle lines longer. If you are afraid of imbalance between the left and right gastrocnemius muscles, you can adjust your standing posture. Toe adduction (standing lift heel in the inner picture) mainly exercises the lateral head of gastrocnemius, and toe abduction (standing lift heel in the outer picture) mainly exercises the medial head of gastrocnemius. You can adjust it according to your own needs.