A tension headache is pain or discomfort in the head, scalp, or neck, usually associated with muscle tightness in these areas. Tension headaches occur when neck and scalp muscles become tense, or contract. The muscle contractions can be a response to stress, depression, a head injury, neck injury or anxiety. The revolutionary treatments at AZ Pain Centers have helped thousands who suffer from tension headaches. Make a consultation with AZ Pain Centers today.