Fitness: It is a physical activity that uses heavy objects or special equipment such as bare hands, dumbbells, barbells, kettles, etc., and adopts various action modes and effective methods to exercise, increase physical strength, develop muscles, improve body shape and cultivate sentiment. It is a branch of weightlifting and an independent competition.

Fitness training: focus on developing muscle blocks and shaping muscle lines. Mainly anaerobic training, supplemented by appropriate aerobic training. Anaerobic (instrument) training adopts high-intensity training of "big weight, few groups, few times and appropriate intervals". It has two meanings:

(1) Fitness. The purpose is to cultivate a well-proportioned and beautiful figure and improve the health level.

⑵ Competitive bodybuilding. Through scientific training, reasonable nutrition and full recovery, the muscles of all parts of the body can be developed to the maximum extent, so that the body can become fit and sculptural and win the competition.

I hope my answer is helpful to you and can be adopted. Thank you!