MIAMI, FL - MARCH 10: An expresso coffee is prepared for a customer at the Los Pinarenos Fruteria on March 10, 2015 in Miami, Florida. A panel of government-appointed scientists at the Dietary Guidelines Advisory Committee charged with proposing changes to U.S. dietary guidelines announced recently that three to five cups of coffee daily do not have long-term health risks, and help reduce the risk for heart disease and type 2 diabetes. (Photo by Joe Raedle/Getty Images)
