Drinking water on an empty stomach in the morning is really beneficial, which can replenish water, gastric lavage, clear the brain, beautify the face and prevent constipation.

2. Disadvantages:

Nephritis patients should not drink. Patients with acute nephritis, cirrhosis, ascites and edema had better use boiled water instead, so as not to increase the burden on kidneys and heart. Patients with hypertension should not drink it, because salt contains a lot of sodium, which will lead to an increase in blood pressure.

It is not advisable to drink alcohol on an empty stomach for a long time. Long-term sodium supplementation on an empty stomach will lead to high sodium content in the body, which is easy to cause diseases such as hypertension and nephritis.

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The magical use of salt water:

1, dandruff removal: Washing your hair with salt water can remove dandruff and prevent hair from falling off.

2, vomiting: food poisoning or excessive drinking leads to discomfort, you can drink strong salt water.

3. Cough relieving: Drinking 1: 100 salt water can relieve cough.

4, treatment of burns: soak the wound with salt water or spray the wound with salt water.

5, prevent cramps: when the cramps of hands and feet catch cold, you can fry the salt, wrap it in cloth, and rub it back and forth several times.

6. Prevent hoarseness: Drinking some salt water before singing can prevent hoarseness.