Aura – A sensation (as of a cold breeze or bright light) that precedes the onset of certain disorders such as a migraine attack or epileptic seizure. Prior to getting headache, you feel dizzy, see zigzag lines, notice ringing in your ears, worry about bright light sensation, experience blurry vision. After this phase, severe pain makes you cringe. This is a typical case of migraine with aura.
Nearly about 25% of migraines are associated with aura. You may sometimes get aura with migraines and sometimes may not. Therefore, with every migraine you may not get auras. Sometimes, you may get auras, but not migraines.
Migraine manifest in childhood and early adolescence period and get worst in adolescence period. Boys suffer a lot from migraines than their counterparts, but adult men have fewer migraines than adult women. As you age, you will get fewer migraines and after age 50, they become less common.