Technique:

• Stand upright
• Clasp your hands together behind your back
• Lift your arms upwards slowly

Primary muscles: Anterior deltoid.
Secondary muscles: Biceps brachii. Brachialis. Coracobrachialis.

Injury where stretch may be useful: Dislocation. Subluxation. Acromioclavicular separation. Sternoclavicular separation. Impingement syndrome. Rotator cuff tendonitis. Shoulder bursitis. Frozen shoulder (adhesive capsulitis). Chest strain. Pectoral muscle insertion inflammation.

Note: Avoid leaning forward when you lift your arms upward.