Oftentimes, migraines can be mistaken as sinus headaches. While both types of headaches are painful, one is a sign of an infection while the other isn’t. Our AFC Urgent Care Gastonia team provides helpful information on both types of headaches below, so keep reading! What Are Sinus Headaches? Sinus headaches are a common symptom of sinusitis, or a sinus infection. When a sinus infection occurs, the sinuses become clogged with fluid, which cause pressure ...