Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had a headache so painful it seemed like your skull 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://chancebysmh.anchor-blog.com/11781771/7-tips-about-sphenoid-sinusitis-you-can-use-today