Causes of neck pain include: 1  Abnormalities in the bone or joints. 2  Trauma. 3  Poor posture.  Degenerative 1  diseases. Tumors.  Muscle strain.
1 Repetitive, excessive sports, especially in the form on running, can lead to trauma that creates leg pain - E.G: shin splints and stress fractures. 2  Leg pain with an underlying medical cause may be nerve-related, musculoskeletal or vascular.  Some forms of leg pain resolve with self-help care.
There are many diseases that cause leg pain, such as diabetes, which if left untreated can cause damage to the nerves in the legs. Blood circulation disorders can also cause aching legs. Chronic diseases such as arthritis and cancer also tend to cause pain and soreness of the joints and muscles.