(Many people don't know where to start when they first enter the gym. They only go to the gym to run, do yoga and aerobics, but they know nothing about training in the field of strength equipment. Exercising is a waste of money because the most rewarding workouts in the gym are machine workouts. Whether it is building muscle or losing fat, strength training plays an important role in shaping the body. So, for beginners, how to exercise? Teach you to train from scratch!)