Asthma Cases Are Getting More Severe In The U.S.

Watch VideoA record number of asthma sufferers are dying. 

"It's the highest increase in the death rate from asthma in 20 years," said Kenneth Mendez, president and CEO of the Asthma and Allergy Foundation of America. "It grew to over 4,100 people, and it's hovered around 3,600 in prior times."

A new report from the...