Haglund’s deformity: Chronic inflammation and irritation might cause an enlarged, bony bump (identified as a pump bump) to variety at the back of your heel. Sneakers with better heels, like pumps, can make the bump and pain worse. Morton's neuroma (noncancerous advancement of fibrous tissue all-around a nerve in between https://www.theorthopaedicandpainpractice.com/exploring-the-causes-and-treatments-of-common-foot-pain/