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 ...

Rest, ice, compression, and elevation help treat tendonitis at home. Overuse, like typing or running, often causes extensor tendonitis. Pain from tendonitis gets worse if you use the affected muscles ...

The upper two-thirds to three-fourths of the muscle extends over the fibula and the muscle passes below the cruciate crural and transverse ligaments. After passing these ligaments, the muscle divides ...