Migraine is defined as a condition marked by recurring moderate to severe headache with throbbing pain that usually lasts from four hours to three days, typically begins on one side of the head but may spread to both sides, and is often accompanied by nausea, vomiting, and sensitivity to light or sound, and is sometimes preceded by an aura followed by fatigue.
Migraine is the third most common disease in the world with an estimated global prevalence of 14.7%. This condition is more prevalent than diabetes, epilepsy, and asthma combined. 2% of the world's population is suffering from chronic migraines.