What Causes Pain in Back of Heel When Walking?[Best HOME Treatment] The most common causes for pain in the back of your heel when walking is #1) retrocalcaneal heel bursitis, #2) Achilles tendinitis and #3) heel spurs. https://youtu.be/U1VFnNMKPtg Pain in Back of Heel When Walking Overview: Your Achilles tendon connects your calf muscle to your … Read more