 Accentric resistance training has become increasingly popular due to its potential to improve muscular strength, power, and performance. This review proposes a methodology for classifying eccentric exercises based on their complexity, objectives, methods, and intensity. Exercise selection can be tailored to specific goals, such as sports rehabilitation or injury prevention, while intensity can be adjusted to optimize results. This article was authored by Carlos Burgos Jara, Hugo Serticolor, Esteban Edo Muñoz, and others.