Written by Shauna Tohill, Chartered Physiotherapist (CSP Member, HCPC Registered) Last reviewed: July 2025 This article is for general educational purposes only. It is not a substitute for professional assessment and should not replace advice from a qualified physiotherapist. What Is Plantar Fasciitis? Plantar fasciitis is one of the most common causes of heel pain. The plantar fascia is a thick band of tissue running along the sole of your foot — when it becomes overloaded,