Health educator: Carpets, even cleaning products can make asthma worse

Senior health educator explains asthma triggers prevalent in Southwest Baltimore.

Researcher: Allergies, mice, even gas stoves linked to asthma

Dr. Elizabeth Matsui, a pediatrician, is an associate professor at the Johns Hopkins University and a national expert on asthma who has spent 15 years studying the effects of indoor environments on children with the disease, particularly in Baltimore.