"Biological Adaptations: Unraveling Success in Training" The fourth chapter of "Definitions and Principles of Sports Training," hosted by Alejandro González from AG Training, masterfully addresses the topic of biological adaptations in sports training. This episode not only delves into the theory behind the human body's adaptations to exercise but also provides practical and applied examples essential for athletes and coaches focused on optimizing performance. Alejandro thoroughly explores how the body responds to different training cycles, emphasizing the importance of variation and appropriate progression to induce continuous adaptations. Through clear examples of training cycles for triathlon, from sprint distances to the Full Ironman, the chapter shines a light on the need for strategic planning and continuous adaptation in training. This chapter is an invaluable tool for those seeking to better understand how to navigate the complex process of biological adaptation to achieve sports success. Alejandro invites listeners to explore further on AG Training, offering additional resources for those interested in deepening their understanding of the subject.