Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had aching head so painful it felt like your head was splitting? I once seemed like that, snuggled in bed, not able to face the sunlight. I was dealing with sphenoid sinusitis, a condition that can really tinker your life. https://sleep-apnea50737.wizzardsblog.com/31461064/4-simple-techniques-for-sphenoid-sinusitis