An actual migraine  Treatment goes far beyond just a headache. Most often, it is accompanied by nausea and vomiting and sensitivity to noise and light as well as visual disturbances. The cause for migraines isn’t known, however they are thought to be the result of the combination of genetic as well as external factors. Changes in hormones, specific foods and drinks, stress, and lack of sleep can cause the occurrence of migraines among many people.