|   | 
        Tension-Type    Headache | 
        Migraine    Headache | 
      
      
        | Onset-to-peak    interval | 
        Hours    to days | 
        Minutes to 1 hour | 
      
      
        | Frequency | 
        Often    daily or continuous | 
        Rarely >1/wk | 
      
      
        | Localization | 
        Nuchal    or circumferential | 
        Temporal | 
      
      
        | Aura | 
        Never | 
        Present 20% of time | 
      
      
        | Character | 
        Aching,    pressure, bandlike | 
        Pounding | 
      
      
        | Laterality | 
        Usually    bilateral | 
        Unilateral,    but may change sides | 
      
      
        | Duration | 
        Day    to Days | 
        12-24    hours | 
      
      
        | Nausea    and Vomiting | 
        Rarely | 
        Frequently | 
      
      
        | Photophobia/Sonophobia | 
        Sometimes    mild symptomatology | 
        Frequent    severe symptomatology |