Dr. Tommy Lundberg, a leading expert from the Karolinska Institute, discusses the intriguing effects of concurrent training, where resistance and endurance workouts intersect. He reveals that combining these training methods often yields no negative impact on muscle growth and can even enhance endurance performance. Lundberg also delves into how different training volumes affect outcomes, injury prevention strategies, and the surprising role of resistance training in endurance adaptations. Additionally, he touches on the research challenges associated with exercise responses, including insights into gender and training.