Plantar flexion is the movement that allows you to press the gas pedal of your car. It also allows ballet dancers to stand on their toes. The term plantar flexion refers to the movement of the foot in ...

Neck flexion is the action of moving your chin down toward your chest. Even though it’s a simple motion, it’s possible to develop pain, tightness, and decreased mobility in this area. Causes may ...

Wrist flexion is the action of bending your hand down at the wrist, so that your palm faces in toward your arm. It’s part of the normal range of motion of your wrist. When your wrist flexion is normal ...

A pulled or strained calf muscle affects the muscles and tendons in the back of the lower leg. It can decrease mobility making it difficult to walk. A person may feel pain in the: gastrocnemius muscle ...