Plantar fasciitis is easily the most common musculoskeletal problem in the foot that happens in athletes. The cause of plantar fasciitis is too much load in the plantar fascia. This is usually due to body weight, activity levels, tight calf muscles and poor foot biomechanics. The classic symptom of plantar fasciitis is first step pain being greater after rest and pain on palpation of the plantar fascia, most commonly at the insertion into the heel. The treatment of plantar fasciitis in athlete is to reduce activity levels to a tolerable amount and substitute other activities to maintain fitness. Depending on our acute the plantar fasciitis is, low dye strapping can be used. Foot orthotics are an effective medium term option for the treatment of plantar fasciitis. Calf muscle stretching is crucial for the management and should be done at least once a day. There is a good resource on these principles here. Strategies are also needed to help the tissues heal with physical therapy modalities. Sometimes injection therapy is needed for plantar fasciitis and a few will end up in surgery. There are a lot of myths written about this.