Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had a headache so bad it felt like your head was splitting? I once felt like that, snuggled in bed, unable to face the sunlight. I was dealing with sphenoid sinusitis, a condition that can really mess with your life. https://remingtonzwsxy.weblogco.com/31585786/top-latest-sphenoid-sinusitis-medical-news