Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had head pain so painful it felt like your head was splitting? I when seemed like that, huddled in bed, unable to face the sunlight. I was dealing with sphenoid sinusitis, a condition that can really mess with your life. https://alexismysjl.boyblogguide.com/30751594/the-ultimate-guide-to-sphenoid-sinusitis