Whether it is an international five-star hotel or a shabby gym, this is suitable.
It is reasonable for a man to be shirtless, so that being cool helps to dissipate heat, and it is very hot when exercising. In addition, sweating and sticking clothes after a meal is not good for the skin and will be very uncomfortable, so it is actually more comfortable. In addition, you can wash one less piece of clothing. Therefore, it is reasonable for men to exercise shirtless, and there are also many benefits. Therefore, in the gym, it is appropriate for men to go to town with bare arms.