Chronic Migraine means frequent headaches that include migraines.

About Chronic Migraine

Chronic Migraine is defined as:

  • 15
    or more days of headaches each month (also called headache days), including...
  • 8
    or more days of HEADACHES THAT HAVE FEATURES OF migraines each month...
  • FOR 3
    or more months.

A migraine is a type of headache that:

  • Is usually moderate to severe in intensity
  • Is throbbing or pulsating
  • Often occurs on one side of the head
  • Can be accompanied by nausea and/or vomiting, and sensitivity to light and/or sound
  • Can get worse by routine physical activity (such as walking or climbing stairs)
  • Can be associated with changes in vision or hearing (also known as aura)
  • Can last from 4 hours to 3 days

About migraine triggers

Migraines can be triggered or aggravated by many factors, including:

  • Weather (e.g., temperature change, high humidity)
  • Diet (e.g., chocolate, aged cheese, caffeine, alcohol)
  • Surroundings (e.g., bright lights, strong odours, loud sounds)
  • Hormones (e.g., menstruation, birth control pills)
  • Physical factors (e.g., strenuous exercise like aerobics, poor quality of sleep)
  • Stress (e.g., anxiety, worry)

Identifying your triggers, and avoiding them as much as possible, are key to managing the frequency of your migraines. To begin tracking your migraine symptoms and triggers, download the Headache Diary.

If you've been diagnosed with Chronic Migraine, learn about different treatment approaches, including preventative and acute therapies.

To learn more about Chronic Migraine, explore Frequently Asked Questions (FAQ).