For thin people, the exercise of the main muscle groups requires several high-intensity strength exercises. Only in this way can we achieve the effect of muscle gain! Bench push and squat exercises should be done under the protection of someone, 8 to 12 times in each group. If a group can do 12 times or more, it will be light for you. To achieve the maximum weight limit group, even if you only do 1 limit weight, it is better than doing more than a dozen lightweight ones, because only in this way can you deeply stimulate muscles and let them