In science, mechanical energy is the sum of potential energy and kinetic energy. It is the energy associated with the motion and position of an object.The law of conservation of mechanical energy states that in an isolated system that is only subject to conservative forces the mechanical energy is constant.n science, mechanical energy is the sum of potential energy and kinetic energy. It is the energy associated with the motion and position of an object.
As with the standing shin stretch, the cross-over stretch is well-suited for pre- and post-running stretching. You can perform this stretch with or without shoes. Start standing with your feet together. Cross your right leg in front of your left leg and place the tops of your pointed right toes on the ground.
When you know how to stretch these muscles, you will be able to appropriately prepare your body for the deep and invigorating pose, Hanumanasana. The iliopsoas is one of the major hip flexors. To stretch it practice a low lunge. The low lunge is a good first stretch to prepare your body for splits. Get down on the floor on all fours -- hands and knees. Place your right foot in between your hands. Move your left knee back until you feel a stretch in the front of your left hip. Make sure your right knee is directly over your right ankle.