Attacks tend to occur at night, especially in the spring or autumn season. Post-Traumatic Headache . This results from head or neck injury. The pain can be experienced as dull, aching, stabbing, sharp, or excruciating at the site of the injury. Each attack can last from twenty minutes to all day.
Attacks occur in clusters or can be continuous.
Sometimes the headache strikes within 24 to 48 hours of the initial trauma, while in other cases it takes months, or even years, for it to appear. Many disease conditions produce headaches as part of their pathology. Americans consume 80 billion tablets of aspirin a year, and headaches are cited as the number-one reason for aspirin use. Unfortunately, many of these drugs have unwanted side effects. What people really want is relief from their headache pain, without harmful side effects.