Source: Healthline

The symptoms of rotator cuff tendinitis tend to get worse over time. Initial symptoms may be relieved with rest, but the symptoms can later become constant. Symptoms that go past the elbow usually indicate another problem.

Symptoms of rotator cuff tendinitis include:

• Pain and swelling in the front of your shoulder and side of your arm
• Pain triggered by raising or lowering your arm
• A clicking sound when raising your arm
• Stiffness
• Pain that causes you to wake from sleep
• Pain when reaching behind your back
• A loss of mobility and strength in the affected arm

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