Air: Are You Breathing Yourself Sick?

Pediatrician Dr. Jim Sears demonstrates a new tool doctors are using to diagnose and monitor asthma – Niox Mino.

Have your or a loved one been diagnosed with a disease? Learn why you may want to consider a clinical trial.

Enlarged adenoids can block your child's airway, making it hard for him or her to breathe. Pediatric otolaryngologist Dr. Nina Shapiro performs an adenoidectomy on 8-year-old Jeffrey.

One in five people in the United States have allergy or asthma symptoms, and your home could be making it worse. HGTV and AOL Home Improvement expert Eric Stromer visits Brandy’s house to check its air quality.