Deltoid Muscle

The deltoid muscle is the triangular muscle that covers the upper arm and shoulder joint. It moves the upper arm forward, backward, to the side, and away from the body.

Is it an emergency?

If you or someone in your care has chest pains, difficulty breathing, or severe bleeding, it could be a life-threatening emergency. Call 9-1-1 or the local emergency number immediately.
If you are concerned about a possible poisoning or exposure to a toxic substance, call Poison Control now at 1-800-567-8911.

Thanks to our partners and endorsers: