Headaches are one of the most common physical complaints of all Americans next to back pain. The National Institute of Neurological Disorders and Stroke (NINDS) share the following statistics about headaches:
- As many as 45 million Americans have chronic severe headaches that can be disabling.
- Headaches result in more than 8 million doctor visits a year.
- 70% of Americans will suffer headache pain severe enough to seek medical attention.