Neck Pain on the Left Side: Causes, Remedies & Treatment

Inflammation Pain, swelling, stiffness, numbness, and other symptoms are common with inflammation.

Muscle Strain Pain in the left side of neck can be a symptom of computer-related stress caused by spending hours leaning forward at the computer with your head tilted to the right.

Cervical radiculopathy Cervical radiculopathy occurs when a nerve in the neck becomes irritated or compressed as it branches out from the spinal cord. It may also cause numbness and left side pain of the neck and shoulder.