The Achilles tendon can be a fibrous tissue that connects the calf muscle mass into the heel bone. It causes swelling and stiffness during the back in the heel. Heel pain can occur from an array of variables, from common Way of living patterns to underlying health-related disorders. Here are https://www.theorthopaedicandpainpractice.com/why-does-the-back-of-my-heel-hurt/