Is 17 years old on the face long stain normal?

summary

In China, 20% of women will grow spots when they are about 10 years old in childhood, which is also considered as genetic spot by many people. And there are many girls who also have spots during puberty, so some patients ask whether it is normal for them to have spots on their faces at the age of 17?, Today I'd like to share this with you.

Is 17 years old on the face long stain normal?

First: genetic factors freckles is an autosomal dominant genetic pigmentation spots, usually appear after the age of five long spots, yellowish brown spots, mainly distributed in the bridge of the nose and below the eyes, serious will appear in the back and arm.

Second: exposure to the sun is also an important reason for the sudden growth of spots on the face. Ultraviolet rays can cause a large number of black cords in the basal layer of the skin, which are not easy to be eliminated, and long-term accumulation can cause color spots.

Third: irregular living habits, lack of sleep, malnutrition, will affect the metabolism of the skin epidermis, thus affecting the quality of the skin.

matters needing attention

So it's very important for us to keep our living habits. Hormone production in women is very important. However, what many people don't know is what are the reasons for the sudden growth of spots on the face, and bad mood is also a very important reason for affecting endocrine. In pregnancy, long spots are pigmentation caused by the surge of progesterone. At the same time, some drugs can also affect the skin. For example, the use of contraceptives or antiepileptic drugs, resulting in endocrine disharmony, will also cause the proliferation of melanin. And then induce spots.