Question: I have had allergies since childhood, suffering during both the spring and fall seasons. This past month, however, I am experiencing more congestion and mucus, and I even have some facial ...

Your immune system may be weak if you have frequent, severe, or extended infections. Learn more signs of a weak immune system.

Sinus infections, also known as sinusitis, can leave us feeling miserable with symptoms like nasal congestion, facial pain and headaches. But beyond the discomfort, many people like you worry about ...

Acute sinus infections often start with allergies or a viral infection. Recurrent sinus infections occur when you have multiple sinus infections over a year. Complications of sinus infections are rare ...