Providing Expertise and Advanced Treatments for Your Sinus and Environmental Allergy Conditions The Johns Hopkins Sinus Center provides state ... These noncancerous growths can cause nasal congestion, ...

That's what's happening to a sizable number of Americans who are taking allergy meds (to little ... Both can also cause sinus ...

Do you have a throbbing head and feel pressure ... diagnosed sinus headaches meet the International Headache Society (IHS) criteria for migraine," says Jason M. Bellak, MD, an allergy and ...