Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Ever had head pain so bad it felt like your head was splitting? I as soon as felt like that, curled up in bed, not able to face the light. I was handling sphenoid sinusitis, a condition that can really tinker your life. https://chancebysmh.anchor-blog.com/11781771/7-tips-about-sphenoid-sinusitis-you-can-use-today