Studies show that people don't drink a drop of water during the whole night's sleep, but breathing, perspiration and urination are still going on, and these physiological activities consume a lot of water. If you get up in the morning and drink some boiled water, you can quickly dilute the blood and correct hypertonic dehydration at night. But how to drink water on an empty stomach in the morning? This is learned.

(1) Drinking salt water will aggravate hypertonic dehydration and make people more thirsty. Besides, morning is the first peak of human blood pressure rise, and drinking salt water will make blood pressure higher.

(2) It is found that people who have the habit of getting up early and drinking cold boiled water on an empty stomach basically have chest tightness, shortness of breath, palpitation, pallor, memory loss, listlessness and so on. Most women have black menstruation, and long-term vegetarians have more serious yang damage.

So get up in the morning and drink a cup of warm water.