Headache: All headaches are not due to sinusitis!

Headache: All headaches are not due to sinusitis!

All headaches are not due to sinusitis!

The International Headache Society (IHS) classification states that chronic sinusitis is not a cause of a headache disorder mostly migraine less likely tension and cluster headaches which are the reason for recurrent headaches Nasal congestion which occurs due to the vasodilation of the nasal mucosa can occur in a migraine too as seen in sinusitis.