Medial midfoot heel pain, specifically with prolonged bodyweight bearing, can be due to tarsal tunnel syndrome, and that is due to compression on the posterior tibial nerve. Sinus tarsi syndrome manifests as lateral midfoot heel pain and a sense of instability, particularly with elevated exercise or walking on uneven surfaces. https://footheelpaintreatment87541.pointblog.net/top-foot-pain-treatment-secrets-78015860