Hi there...The migraine headache is usually unilateral and associated with visual disturbance, nausea, vomiting. There are many triggering factors for migraine like strong smells, bright light, emotional stress, insomnia. keep account of the triggering factors and try to avoid them. When you get a headache go into a dark room and rest. Try yoga and mediation to relax your body and mind. You can also consult a general physician or neurologist for further evaluation.