The Achilles tendon is usually a fibrous tissue that connects the calf muscle on the heel bone. It causes swelling and stiffness from the back in the heel. The principle reason behind plantar fasciitis is an inflammation or discomfort on the bottom floor of one's foot (plantar side). There are https://www.theorthopaedicandpainpractice.com/why-does-the-back-of-my-heel-hurt/