Drinking water at night does not cause bags under the eyes; bags under the eyes are mainly due to causes such as edema or sagging of the lower eyelids. Eye bags are essentially lower eyelids, normal human skin has elasticity and is not obvious. Due to ageing lower eyelid skin laxity, lower eyelid edema and other reasons, will lead to lower eyelid local skin bloating, can be manifested as obvious bags under the eyes. Drinking water at night does not cause bags under the eyes, but if there is the presence of frequent drinking at night, resulting in poor sleep, it will lead to obvious bags under the eyes, at this time the appearance of bags under the eyes is not due to drinking water, but due to poor rest. The obvious bags under the eyes due to sagging skin and other reasons can be intervened with surgery and other means. However, it is recommended to consult a medical professional as to whether or not you can continue to wring the surgery and whether or not it is necessary to perform the surgery.