Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had head pain so painful it seemed like your head was splitting? I once felt like that, snuggled in bed, not able to face the sunlight. I was dealing with sphenoid sinusitis, a condition that can truly tinker your life. https://eduardokpruv.bloguetechno.com/facts-about-sphenoid-sinusitis-revealed-66765962