Video: Recognizing your asthma triggers
Every day, 11 Americans die from acute asthma attacks and thousands more are hospitalized, says CNN's Dr. Sanjay Gupta. In this video, Gupta discusses the importance of learning to recognize what triggers your worst asthma symptoms, and what you can do to be prepared for them. Gupta also talks to other experts about exactly what happens during a life-threatening asthma attack.
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