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.
Symptoms of Shin Splints. Shin pain can come on suddenly when you begin a new exercise routine (like running), or it might build over time. There are four muscles involved in the development of shin splints that lead to pain and tenderness: the tibialis anterior, tibialis posterior, gastrocnemius and soleus. These are the muscles in the calf and heel that allow the heel to lift and the arches of the feet to roll upward when you walk or run.