What is the main benefit of incorporating resistance training into a fitness program?

Incorporating resistance training into a fitness program primarily increases muscle strength and endurance. This type of training effectively stimulates muscle fibers, encouraging growth and adaptation, which leads to improved strength. As muscles become stronger, they can also endure more prolonged exertion, enhancing muscular endurance.

While other benefits, such as improving flexibility or cardiovascular health, may be associated with a well-rounded fitness program that includes various forms of exercise, the primary focus of resistance training is the enhancement of muscle capabilities. Furthermore, although resistance training can contribute to mental well-being and relaxation through the release of endorphins, these are secondary benefits rather than the primary goal of such training. Thus, the main advantage lies in its direct impact on muscle strength and endurance, making it a foundational component for many fitness strategies.