How does kettlebell training promote cardiovascular benefits?

Kettlebell training promotes cardiovascular benefits primarily through the mechanism of using little to no rest between sets. This approach keeps the heart rate elevated throughout the workout, mimicking a more aerobic exercise pattern. The continuous movement between exercises allows the body to maintain a steady state of exertion, which challenges the cardiovascular system and improves endurance over time.

While heavy weights can contribute to strength gains, they don't necessarily translate to cardiovascular fitness unless combined with high repetitions and minimal rest. Slow and controlled movements, on the other hand, may focus more on strength and stability rather than elevating heart rates significantly. Finally, while actively lifting the weights engages the arms and muscles, it does not directly address the cardiovascular training aspect unless incorporated into a circuit format with limited rest. Thus, the strategy of minimizing rest during kettlebell routines effectively enhances cardiovascular conditioning.