- An estimated 45 million Americans suffer from chronic headaches which cost over $400 million annually in over-the-counter pain relievers and result in over 50 million doctor visits each year. Industries lose at least $55 million per year due to absenteeism from headaches. - 85% of headaches are cervicogenic meaning they originate from the neck or cervical spine. Chiropractic care has been shown to be highly effective for tension headaches and patients who received chiropractic continued to have reduced headache frequency even after care was discontinued. - Studies have shown that chiropractic care reduces headache pain and frequency more than massage or medication. Vertebral subluxations which pinch nerves can cause headaches and chi