7 Reasons Why Your Face Could Be Swollen

If you the lining of your sinuses—the air-filled spaces between the eyes and behind your forehead, nose, and cheekbones—becomes inflamed or infected, they can get clogged with mucus. The pressure causes a dull ache around your eyes, greenish-yellow discharge from your nose, pounding headaches—and sometimes, a swollen face. Most of the time, the infection is caused by a virus (translation: you don’t need antibiotics). Instead, rest, drink lots of fluids, and try an over-the-counter antihistamine, says Stewart.