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What is the biceps brachii muscle?

Rick Olderman
Physical Therapy
The biceps brachii muscle is an upper arm muscle composed of two heads, a long head and a short head. This muscle flexes the elbow and shoulder as well as supinates the forearm.

  • long head: originates just above the shoulder socket on the scapula and blends with the short head on to the radius bone of the forearm
  • short head: originates on the coracoid process of the scapula and blends with the long head on to the radius bone of the forearm
Fixing You: Shoulder & Elbow Pain: Self-treatment for rotator cuff strain, shoulder impingement, tennis elbow, golfer's elbow, and other diagnoses.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.