A tendon is a type of body tissue that connects muscle to bone. If a tendon becomes inflamed — painful and swollen — the condition is called tendonitis. In your hands, there are so-called extensor ...

The superior extensor retinaculum crosses over the front part of the ankle and binds the peroneus tertius, extensor hallucis longus, tibialis anterior, and the extensor digitorum longus tendons to the ...