2. Stretching, stretching before exercise, aims to reduce the viscosity of muscles, increase the blood flow of exercise muscles, improve sports performance and reduce the occurrence of sports injuries.
3, strength exercises, junior bodybuilders: strength exercises should be based on equipment training, supplemented by free weight. Because the fixed instrument has a certain trajectory, it is easier to master, and the muscle group will feel more. General bodybuilders: You can do strength exercises for 20 ~ 45 minutes first, and then do aerobic training for 20 ~ 45 minutes. The overall fitness time is controlled at around 1 hour. Intermediate and senior trainers: You can appropriately extend the training time or increase the training intensity according to your own needs.
4. Finishing exercise, mainly stretching. The method is static stretching, not jumping up and down. Each part can be repeated 2 ~ 3 times, each lasting 15 ~ 30 seconds. In addition, in the process of equipment training, the target muscles should also be stretched between groups.
5. Take a shower and change clothes. Don't rush to take a shower after training. Take a break until you stop sweating. Take a bath with warm water. The most prone to problems in the gym is the sauna room. After intensive training, a lot of blood has flowed into the muscles. At this time, sauna, internal organs and brain blood supply and oxygen supply are relatively insufficient, which is prone to danger.