Neck pain on the left side usually results from a benign cause, like muscle strain from sleeping in an awkward position. Sometimes, a more serious cause may be a tumor or rheumatoid arthritis.

Medically reviewed by Arno Kroner, DAOM The healthiest way to sleep is the position that helps you achieve restful, ...

Below are some common causes of left-sided chest pain ... Sometimes, a sharp pain may radiate down your neck, jaws, arms, and shoulders. You may also experience shortness of breath, dizziness ...

Headache on the left side may cause ... from an injury to the neck, such as whiplash or arthritis, or other changes in the vertebrae at the top of the spine. The pain and other symptoms may ...

Pain in your left arm can be due to a number of causes ... Pinched nerve If nerves in your neck are compressed or irritated it can cause a radiating pain down the arm, called radiculopathy.