Although water may be the commonest thing in our daily life, however, there are many people who don't know how to drink water properly and healthily. Therefore, following we provides some notices on how to drink water healthily.

First, pay attention to the quality of the water
The best water for drinking should be the good-quality water which has been filtered and sterilized. Although a variety of drinks also contain water, this kind of water contains various kinds of chemical substances such as acetic acid, which will cause certain harms to human organs. For example, coffee can stimulate the adrenal gland, and juice will stimulate the pancreas.

Second, pay attention to the amount when drinking water.
A healthy person should drink at least 8 to 10 glasses (240 ml/glass) of water every day. If one takes a large amount of exercise or lives in hot areas, he should drink much more than that.

Third, pay attention to the best time to drink water.
You should drink water evenly during the day. Do not drink 4 large glasses of water continuously during 1 hour. The best time to drink water every day is as follows:
A: In the morning after you get up: Be sure to drink plenty of water at this time, because it is the key for the operation of body in the new day. There is totally at least 450 ml of water lost during the night, in which about 200 ml is the evaporation of moisture from the skin, and about 250 ml is lost along with the urination.
B: About 10:00 a.m.: Drinking water at this time can supply the loss of the water at work.
C: About 15:00 a.m.: This is exactly the time to drink afternoon tea.
D: Before bedtime: Because the concentration of the blood will increase during the sleep, so drinking plenty of water can dilute the blood.

Fourth, pay attention to some special moment when drinking water is necessary.
A: After taking exercise
B: In air-conditioned environment
C: During pregnant period
D: When losing weight
E: When having a fever
F: When on the plane

Fifth, pay attention to those who should not drink too much of water.
A: Patients who suffer from kidney diseases
B: Patients who suffer from heart disease
C: Patients who suffer from liver cirrhosis

In a word, drinking water is not a simple matter. We should keep the above notices in mind, and be careful when drinking water, so as not to cause inevitable harms to our body.