About 10% of American children suffer from Asthma and it's even more common among kids living in poverty.
But reducing the amount of allergens inside the home can help control the disease.
A new report finds many asthmatic children are sensitive to dust mites and mold, which are common in humid environments.
Pests can also trigger asthma symptoms.
About three-quarters of homes have detectable amount of mouse and cockroach allergens and they are even more common in poor, urban areas.
