Doping in sports involves the use of prohibited substances or methods to enhance athletic performance, giving an unfair advantage to the user. It encompasses not only the use of banned drugs but also the concealment of such use and various methods to boost performance. These actions are considered doping regardless of intent. Doping is banned for several reasons: it violates the spirit of fair play, poses severe health risks to athletes, and has a negative social impact by undermining the value of sports and setting a poor example for younger generations. The World Anti-Doping Code outlines 11 anti-doping rule violations, which can result in sanctions whether the violations are intentional or due to negligence. The history of doping dates back to the late 19th and early 20th centuries, with the term "dope" initially referring to harmful concoctions and later to narcotics and drugs. The issue became prominent in the Olympics during the 1960s, leading to the establishment of the World Anti-Doping Agency (WADA) in 1999 and the implementation of the World Anti-Doping Code at the 2004 Athens Olympics. Today, doping definitions have expanded to include not only the use of banned substances but also methods to enhance performance and conceal such actions. Advances in testing technology now allow for the reanalysis of past samples to detect violations. Despite challenges in obtaining direct evidence, anti-doping efforts continue to evolve to protect the integrity of sports and the health of athletes.