Skin of shoulder

Looks like

The rounded skin over the deltoid muscle, from the collarbone's end down the top third of the arm.

What it does

Covers the most mobile joint of the body.

Keeping it well

Takes a lot of sun on the shoulders: cover up or use sunscreen.

Related conditions

• Frozen shoulder (adhesive capsulitis)
• Polymyalgia rheumatica
• Shoulder dislocation