Sinus headaches are the result of inflamed sinuses, often due to an infection or allergies. You may experience deep pain in the cheekbones, forehead, or nose. Other symptoms include swelling, fever, and nasal discharge. Sinus headache treatment involves treating the sinus infection with antibiotics and antihistamines. Follow the links below to find WebMD's comprehensive coverage about sinus headache causes, symptoms, treatments, prevention, and more.