The most common causes of heel pain are plantar fasciitis, which affects the bottom of the heel, and Achilles tendinitis, which affects the back of the heel. Causes of heel pain include:

1. Achilles tendinitis
2. Achilles tendon rupture
3. Ankylosing spondylitis
4. Bone tumor
5. Bursitis (A condition in which small sacs that cushion the bones, tendons and muscles near joints become inflamed.)
6. Haglund's deformity
7. Heel spur
8. Osteomyelitis
9. Paget's disease of bone
10. Peripheral neuropathy
11. Plantar fasciitis
12. Plantar warts
13. Psoriatic arthritis
14. Reactive arthritis
15. Retrocalcaneal bursitis
16. Rheumatoid arthritis
17. Sarcoidosis
18. Stress fractures (Tiny cracks in a bone.)
19. Tarsal tunnel syndrome