Risk Factors

  • Often fam hx
  • Women > Men
  • Typical age onset 15-40


  • Recurrent (at least 5 episodes)
  • Lasts 4 hours to 3 days
  • Severe and unilateral
  • Throbbing/pulsating quality
  • Assoc w/ N, V, light & sound sensitivity
  • Worse w/movement or activity
  • Often seek quiet & dark places
  • Sometimes aura (lasts < 60min) prior to onset of HA, w/visual most common (e.g. wavy lines, dark spots); can also have auditory, sensory, other auras
  • Can be triggered by lack of sleep, certain foods, stress, alteration in caffeine intake, other