Approximately 20 million American suffer from asthma. Learn about common asthma triggers and the US cities with the highest asthma rates in this infographic published by Express Medical Supply.

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Asthma Triggers and Hot Spots


Irma Wallace

Co-founder and Vice President of SearchRank, responsible for many of the day to day operations of the company. She is also founder of The Arizona Builders' Zone, a construction / home improvement portal. Follow +Irma Wallace on Google + as well as Twitter.

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