Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had head pain so bad it felt like your head was splitting? I once felt like that, snuggled in bed, not able to face the light. I was handling sphenoid sinusitis, a condition that can actually mess with your life. https://sleepapnealifeexpectancy84949.blogacep.com/36701126/top-sphenoid-sinusitis-secrets