problems you should see a podiatrist, preferably one with experience of treating runners. In a minority of cases of this type, prescription foot orthoses which support and control the feet are needed to resolve the problem.—David Holland, consulting

is by no means uncommon, and usually responds well to prescription orthoses, so consider having a podiatrist carry out a full biomechanical assessment.—David Holland, consulting podiatrist

, tenderness at the base of the heel that increases with movement and even swelling.Plantar fasciitis, on the other hand, is a condition affecting the plantar fascia, a long fibrous structure that runs from the heel towards the ball of the foot. Sufferers