the late 1980s and late 2000s has been dubbed the "Steroid Era" by some authors, due to allegations of increased steroid use among MLB players at this time. In Steroids and Major League Baseball, the "Pre Steroids Era" is defined as running from 1985 to 1993, while the "Steroids Era" runs from 1994 to 2004.

Third baseman Mike Schmidt, an active player from 1972-1989, admitted to Murray Chass in 2006 that he had used amphetamines "a couple [of] times". In his book