Ángel Guillermo Heredia Hernández

Ángel Guillermo Heredia Hernández
Occupation	Sports coach, former doping consultant
Known for	Involvement in high-profile doping scandals

Ángel Guillermo Heredia Hernández is a controversial figure in the world of sports, primarily known for his involvement in doping scandals involving high-profile athletes. Initially gaining notoriety as a key witness in the BALCO scandal, Heredia Hernández has since transitioned into a legitimate strength and conditioning coach for several well-known boxers and track athletes.

Early Life and Education

Details about Heredia Hernández's early life and educational background are sparse. He emerged into public awareness through his involvement in major doping cases.

Career

Heredia Hernández first came into the public eye as a supplier of performance-enhancing drugs (PEDs) to elite athletes. His most notable involvement was in the BALCO scandal, where he testified against prominent figures in the sports industry, including track and field coach Trevor Graham. His testimony helped to expose widespread doping practices in athletics.

Following his cooperation with federal authorities, Heredia Hernández shifted his career towards becoming a strength and conditioning coach. He has worked with notable figures in the boxing industry, including Juan Manuel Márquez and other world champions. His transition from a doping consultant to a coach has been met with mixed reactions, with some praising his expertise and others questioning the ethics of employing someone with his background in sports.

Controversies

Heredia Hernández's career has been marred by his past involvement with doping. His transition from a PED supplier to a coach has not been without criticism, as it raises questions about the integrity of sports and the rehabilitation of individuals involved in doping offenses.

Impact on Sports

Despite the controversies, Heredia Hernández has had a significant impact on the training methods and physical conditioning in boxing. His work with high-profile athletes has brought attention to the importance of strength and conditioning in the sport, albeit not without scrutiny regarding his past.

See Also

• Doping in sport
• Sports coaching