Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had a headache so painful it seemed like your head was splitting? I once seemed like that, snuggled in bed, not able to face the light. I was dealing with sphenoid sinusitis, a condition that can really tinker your life. https://sleepapneatreatmenthousto97096.activosblog.com/30737830/the-ultimate-guide-to-sphenoid-sinusitis