According to the truth, male, height 180, weight 80, not strong. Generally speaking, the average person thinks that the degree of exercise you usually do is 60, which is a good result of 3 times. The bench press is a good result of 3 times to see how much you can push. The hard pull is done for 40 to 60 minutes, 2 or 3 times, without hurting your back. Exercise should be limited, and you can't rush for success.