Sphenoid Sinusitis: Headaches, Fungal Causes, and TreatmentsHave you ever had a headache so bad it seemed like your skull was splitting? I as soon as felt like that, huddled in bed, not able to face the light. I was dealing with sphenoid sinusitis, a condition that can really mess with your life. It ends up, this discomfort might be more than simpl