Neck pain is a common problem that affects many people. It can range from a mild ache to severe discomfort and can be caused by a number of factors. Symptoms of neck pain include stiffness, soreness, and difficulty moving the neck or head. Causes of neck pain can include poor posture, muscle strain, injury or trauma, or medical conditions such as arthritis or fibromyalgia. Diagnosis of neck pain may involve physical exams, imaging tests such as X-rays or CT scans, or lab tests to rule out medical conditions. Treatment of neck pain may involve rest, medications, physical therapy, or surgery. If you are experiencing neck pain, it is important to consult your doctor for proper diagnosis and treatment.