The 4th of July is fun for most everyone but certain aspects of what we do on the 4th can bring on a migraine attack. Taking these precautions can help you enjoy the celebration. Don’t stress: If you’re in charge of the festivities, make it easy on yourself. Plan a casual day, out of the heat as much as possible. Ask people to bring a dish to share. Don’t plan too many activities; remember to make it about people, not...