Classic migraine is much more than just a bad headache. It is a severe and often disabling pain in the head—usually on one side only—accompanied by sometimes alarming symptoms such as altered perception, a feeling that the skull is in the grip of a tightening vise, pins and needles or numbness, nausea and vomiting, and an inability to do anything. Symptoms can come and go and last for hours— sometimes even days. No two people usually experience the same symptoms, and one person can experience different symptoms on different occasions. (more…)