Excess water in the body or dehydration are both conditions that negatively affect each person's health. Most of the time, dehydration is more severe.

Many studies have shown that fasting can bring some health benefits such as reducing the risk of some chronic diseases and stimulating the autophagy process (breaking down and recycling old parts of cells). However, losing weight by fasting also has certain positive aspects and risks.

Headache, dry skin, bad breath, ... are signs of dehydration. Lack of water in the body will affect the functioning of organs. Let's learn about the signs of dehydration to promptly replenish water and have good health, prevent disease.