Cleveland Clinic explains that plantar fasciitis and plantar fibromas both affect the plantar fascia. The latter are like small pores on your plantar fascia. On the other hand, the former is a type of ligament inflamation.  Owing to the same, plantar fibromatosis exercises are generally associated with stretching your foot, ankle, and calf. Regardless, your healthcare provider is the best person to reach out to when you experience unusual foot pain.