Harvard Health Letter

Quick-start guide to headaches

Pain from migraines, cluster headaches, and other types of headaches require very different treatments. Pain around the eye and throbbing on one side of the head — they’re common headache symptoms, but what do they mean? “Many times people assume a headache is due to sinusitis, and they put up with it for years,” says Dr. John ­Pettinato, a neurologist with ­Harvard-affiliated Beth Israel Deaconess Medical Center. …

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