1, benefits to improving physical fitness: kettlebell exercise will increase human metabolism, facilitate the excretion of toxins in the body, improve physical fitness, and be beneficial to overall health.
2. Disadvantages of lactic acid accumulation: In the early stage of exercise or during overload exercise, it will lead to excessive muscle exertion, causing excessive release of colored phenol, leading to lactic acid accumulation in the body and symptoms of muscle soreness.