Migraine
• Might have an aura
• N/V photophobia, phonophobia
• Time frame: 24-48 hrs
Cluster
• Might have tearing & rhinorrhea
• Occur on a daily basis in a certain cluster of time (e.g. e.g. every day for 3 months)
• Time frame: 30 mins to 3 hrs
Tension
• Frontal or occipital pain
• Timeframe: long period of time