The plantar fascia is the thick band of tissue that connects the calcaneus to the proximal phalanges. Plantar fasciitis is one of the most common causes of heel pain which involves
inflammation and pain of the plantar fascia. The etiology of this condition is multifactorial, and the condition can occur traumatically. However, most cases are from overuse stresses.
In the US, approximately 10% of the population experiences heel pain and the diagnosis and treatment of plantar heel pain accounts for over 1 million visits a year to physicians. Annually, the treatment cost for plantar fasciitis is estimated to be $280M.