March Madness, highlighted by the men’s and women’s NCAA tournaments, has become more than just an event that captivates millions of sports fans. It’s a cultural phenomenon that also attracts the nation’s attention away from its work responsibilities.

According to a recent survey, the economic impact of this nationwide distraction is a staggering $20 billion in lost productivity for the U.S. economy, causing real madness for employers forced to deal with the work decline.