Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had a headache so bad it felt like your head was splitting? I when seemed like that, snuggled in bed, not able to face the light. I was handling sphenoid sinusitis, a condition that can really mess with your life. https://sleepapnea51616.like-blogs.com/31365837/a-secret-weapon-for-sphenoid-sinusitis