Patients with seasonal allergies or chronic or acute sinusitis may also have a headache. The most common cause of a sinus headache is a viral respiratory infection, or the common cold. As opposed to a migraine, which has a neurological cause, a sinus headache is caused by inflammation of the nasal passages. SINUS HEADACHE? The key to treating a sinus headache is to address the underlying cause. Sinus headaches can be caused by chronic allergies ! However, for temporary relief, we recommend the following : Normal saline nasal irrigation Drink water to stay hydrated Rest Steam Use a humidifier KEYWORDS: MIMIC NASAL, SINUS CONGESTION, MIGRAINE HEADACHE, BOTOX TREATMENT, MIGRAINES, SINUS HEADACHE, CHRONIC ALLERGIES, NORMAL SALINE NASAL IRRIGATION For further queries about the infections, diseases, and treatments of the ear, nose or throat, Dr Mohanty’s Speciality ENT Clinics in Chennai, India can help in a number of ways, FOR MORE INFORMATION, CONTACT US : Dr Mohanty’s Speciality EN...