Medial midfoot heel pain, particularly with extended fat bearing, might be as a result of tarsal tunnel syndrome, which happens to be attributable to compression of your posterior tibial nerve. Sinus tarsi syndrome manifests as lateral midfoot heel pain and a sense of instability, especially with improved exercise or walking https://www.theorthopaedicandpainpractice.com/a-comprehensive-guide-to-treating-foot-heel-pain/