Migraine: What a Headache Research suggests that many sinus headaches are actually migraines. Misdiagnosis of these headaches could be due to the nasal congestion and sinus pressure sometimes associated with migraine. Other symptoms include nausea, vomiting, visual aura, hot and cold flashes, mood swings, and hypersensitivity to light and sound, often triggered by stress, fatigue, unbalanced sleep, estrogen withdrawal, and weather changes. Though not considered fatal, severe migraines cause debilitating pain in 28 million (predominantly female) Americans, and millions more experience milder attacks. With correct information, doctors can better diagnose migraine and relieve the pain