Prevention Prevention, America's leading healthy lifestyle magazine, and the 12th largest magazine in the nation, has been providing readers with the most current information on health, fitness, nutrition, and healthy, active lifestyles since 1950. It is the nation's most authoritative, trustworthy, and innovative source for practical health information. In addition to reaching more than 11 million readers every month, the magazine publishes 18 special interest titles yearly; publishes international editions in Greece, Poland and Latin American countries; conducts national surveys examining important health issues; and hosts a highly-acclaimed web site, Prevention.com. Prevention magazine is published 12 times per year by Rodale, Inc.