Video
This short video shows Abductor pollicis longus and brevis in the context of “Muscle pain in the arm.” These muscles are located on lateral and posterior forearm. They form the "anatomical box" of the thumb by attaching to the bones of the wrist and thumb. This links the muscle’s location and role in movement with the areas where tension or pain may be felt.
These muscles are located on lateral and posterior forearm. They form the "anatomical box" of the thumb by attaching to the bones of the wrist and thumb. The clip places this within “Muscle pain in the arm” so it is easier to understand what is happening in the area, not only where symptoms are felt.
Muscle pain is not always local. When a muscle is overloaded or lacks control during movement, tension or pain can also be felt in a nearby area.
This is an educational visual linked to “Muscle pain in the arm.” If symptoms keep returning, restrict movement, or their source is unclear, a functional assessment is a more useful next step than guessing.