Understanding that educating a nation of first responders is the key to saving lives, 12 states now require CPR training as a requirement for high school graduation.

The American Heart Association helped pioneer CPR more than 50 years ago, and continues to refine this lifesaving technique. The organization trains over 14.5 million people each year in 60-plus countries. Read about efforts to teach young people the training in the latest Huffington Post column from American Heart Association CEO Nancy Brown.

You can read other columns in the series here.