We can give a few concrete examples. For example, when a person lacks sleep, dark circles will appear when a person lacks sleep, because melanin in the body is a substance that will decompose and disappear during deep sleep. _? )。
? We can also see a person's mental state through his eyes, which is also the most intuitive way. Because when a person is full of energy, there is enough lubricant in his eyes, which makes people see that his eyes are thorough, as if they will shine, that is to say. However, when this person is extremely tired, the lubricant around his eyes can't be secreted in time, and his whole eyes look very empty. In severe cases, you will see that your eyes are bloodshot.
A person's lips are also famous. The color of your lips can reflect your blood flow. In ancient chivalrous novels, it is often written that poisoned people's lips turn white. This is because after taking poison, people's physical function is seriously damaged, and the blood flow becomes extremely slow, resulting in insufficient blood supply and pale lips! Normal people's lips should be light red, neither deep nor shallow.
The shape of the eyebrows, the width of the eyebrows and the distance between the two eyebrows are also a science. In ancient times, boasters usually said that the thicker the eyebrows, the better. Girls are like willow leaves, boys should be masculine, so they are like knives, that is, knife eyebrows. The distance between two beautiful women shows a person's attitude. If this person is optimistic, the distance between the eyebrows will be slightly larger. If this person is narrow-minded and narrow-minded, the distance between his eyebrows will be slightly narrower.