Sinus pressure can be painful, distracting, and frustrating, especially when it affects your face, teeth, head, or eyes. Whether caused by a cold, allergies, or a sinus infection, sinus pressure occurs when inflammation and mucus buildup block the sinus cavities. While some cases resolve on their own, knowing how to relieve sinus pressure quickly can make a big difference in comfort and recovery. For same-day sinus pressure relief, visit the walk-in clinic at AFC Urgent ...