Yellow - calcaneal fat pad. Blue - plantar fascia Heel pain is one of the most common foot complaints seen in clinical practice. Population studies suggest it affects approximately 3–4% of adults, rising to close to 1 in 10 people over the age of 50 , with a slightly higher prevalence in women¹. While heel pain can feel like a simple problem, it often reflects complex changes in the tissues beneath the foot. To understand heel pain, it helps to look at the anatomy. The heel