Migraines can cause severe throbbing pain or a pulsing sensation in one or both sides of the head. It is often accompanied by the feeling of nausea, vomiting, and sensitivity towards light and sound. Migraine attacks can cause pain that lasts up to hours, for days and can make day-to-day functioning disabling. Look out for these 7 warning signs that your body shows when you are about to have a migraine attack.