Biomechanical evaluation in runners with Achilles tendinopathy.

Objectives: To evaluate the clinical characteristics, ground reaction force (GRF), and function of the plantar muscles and dorsiflexors of the ankle in runners with and without Achilles tendinopathy (AT) and in non-runners.

Methods: Seventy-two participants (42 men, 30 women; mean age: 37.3±9.