Extracorporeal shock wave therapy: Sound waves are directed in the pain space for Persistent plantar fasciitis to encourage therapeutic The plantar fascia is responsible for supporting muscles inside the foot and absorbing shock from actions. However, with overexertion of this tissue may cause quite a few microtears leading to degeneration https://www.theorthopaedicandpainpractice.com/why-is-the-bottom-of-my-heel-painful/