The Standing Calf Raise exercise works the calf muscles in the lower legs. It can be done in a Standing Calf Raise Machine or freestanding without any machine at all using just bodyweight. This is an excellent exercise that gives you a better calf workout than the traditional calf raises. This exercise is best performed inside a squat rack for safety purposes.It cultivates the calves and turn them into perfectly stiffened super-calves.It gives lower legs a great definition, calf raises also improve your overall legs muscle strength. One of the benefits of calf raises is improved muscular strength. The muscles in your calf are your gastrocnemius and soleus muscles. Your gastrocnemius, the larger of the two muscles, runs from the bottom of your thigh bone down to your Achilles tendon. Your soleus, located underneath your gastrocnemius, starts at the top of your tibia in your lower leg and also attaches to your Achilles tendon.