As you lift, think of shortening the distance between your rib cage and hip bone. The shortening of the abdominal muscles will cause this to happen. It is much more important to do this correctly than to lift your legs to a high position. The pelvic tilt alone will produce a substantial abdominal contraction. Some people already have well-developed calves, but it is still a good idea to condition them, even if it is for only a single set.
Calves respond to higher repetition.
The more calf muscle you want, the more sets you should perform. This exercise can be done just about anywhere. All you need is a step. Standing Calf Raise Do one to four sets of 15 to 30 repetitions. You want to achieve a full range of motion.