Asthma is a condition that happens when your airways become narrow and swollen and produce excess mucus. This can make it hard for you to breathe and may cause coughing, wheezing, and shortness of ...

I was diagnosed with asthma in childhood. It started off as just having more trouble keeping up with the kids in class, coughing a lot after exercise, but it continued to get worse to the point of ...

or on a farm and exposed to large animals -- will have less risk of allergies and asthma, he tells WebMD. In his recent study, Gern analyzed the blood of babies immediately after birth and one ...

They have different active ingredients, uses, and side effects: Many healthcare providers have concerns about whether it is ...

Bassett, MD, medical director of Allergy & Asthma Care of New York. Bassett helped WebMD sniff out the truth about fragrance allergies. What are some of the most common sources of fragrance allergies?