Plantar Fasciitis is actually a musculoskeletal situation causing pain beneath the heel or into your interior arch on the foot. Plantar Fasciitis is commonly mistaken for an impact trauma or heel bruise, but it is in fact a result of the mechanical above-stretching in the fibrous tissue from the heel https://www.theorthopaedicandpainpractice.com/why-does-the-back-of-my-heel-hurt/