Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had a headache so bad it felt like your skull was splitting? I when felt like that, curled up in bed, unable to face the light. I was handling sphenoid sinusitis, a condition that can truly mess with your life. https://sleep-apnea-risks30504.blogolenta.com/28394251/the-smart-trick-of-sphenoid-sinusitis-that-nobody-is-discussing