The main function of the belt is to protect your waist from injury. Especially in heavy physical exercise. But not in the light. If you wear it often, you will still have psychological dependence and it is not easy to take it off. With or without it, the weight difference of 10 to 15 kilograms when doing squats is actually a psychological effect. However, there is no harm in carrying it. The first thing to consider is to prevent injury.