Running and jogging are excellent forms of exercise, but they subject the body to considerable stress. Each time a runner’s foot hits the ground, for example, it generates forces equivalent to at least three times the body’s weight. It is important to do everything possible to protect the feet, ankles, knees, hips, and lower back vertebrae. With proper technique and the right equipment, running can actually help relieve pain in the joints. Good running sneakers are essential. The best running shoes have excellent cushioning and provide stability and support to the arch of the foot. These shoes should be replaced every 3 to 6 months. Running and jogging can lead to serious injuries that affect the legs, ankles, and feet, including: