What Causes Chronic Headaches With Vomiting?

hi I'm 5'2 180 lbs. No medical history that I recall schoalosis not severe maintaing ok but I get migraines I suppose hasn't been diagnosed like 4-10 times a year but they're different than normal headaches they make me vomit, but I would say just recently within theese 6 months I've been headaches or migraine at least once a week up to 4 a week or everyother day so if I laugh hard or cough hard or vomit it hurts my head so what cld be wrong?