It is not necessary to drink less water during weight loss, because drinking water can promote the normal operation of the blood, improve the body’s metabolism, the body’s metabolic products will also be discharged through sweat and urine. The human body after dieting to lose weight, the metabolism may slow down, the speed of weight loss will decline, and this time to drink the appropriate water can prevent this from happening. In addition, many people are constipated during weight loss because they eat too little, so proper hydration can prevent constipation and improve the weight loss effect. Drinking 300ml of water every morning on an empty stomach can help the body produce metabolites quickly, and there is a certain sense of satiety, which is more beneficial than harmful to weight loss. So there is no such thing as drinking less water to lose weight. During the weight loss period, you need to drink less water before going to bed, because the intake of too much water will affect your sleep, and you may wake up the next day with a slight swelling.