Water is an important component of human body and plays a variety of important physiological roles. The intake and discharge of human water is in a dynamic equilibrium. Insufficient water intake will affect the hydration status of human body, which in turn affects cognition and health. Therefore, maintaining proper hydration status is of great importance for maintaining and promoting the health of the body. There were many indicators to evaluate the hydration status of body, including urine and blood plasma biomarkers. It is of great significance to evaluate the hydration status of body, keep the body in a suitable hydration status by replenishing water in time. The lack of drinking water in different populations in China is common, but it has not yet received enough attention and needs to carry out corresponding health education.
水是人体的重要组成成分，并发挥着多种重要的生理作用。人体水的摄入和排出处于一种动态平衡。水摄入不足将会影响人体的水合状态，进而影响认知和健康，因此维持适宜水合状态对于维持和促进机体健康具有重要意义。判断身体水合状态指标有很多，包括尿液、血液指标等，通过判断自身水合状态，及时补充水分，促使机体处于适宜水合状态具有重要意义。我国不同人群中饮水不足的情况较为普遍，但尚未引起足够的重视，需要进行相应的健康宣教。.
Keywords: Health; Hydration status; Water.