How is stain formed

summary

Freckle is a kind of skin disease that makes many girls have a headache in their life. Because the most common parts of freckles are on the face, women must find out the cause of the formation of freckles before removing the freckles. This article will share the cause of the formation of freckles with you.

How is stain formed

One of the reasons: black spots. The appearance of color spots is mainly caused by ultraviolet radiation, and the sun's radiation will also stimulate the deposition of melanin on the skin of people's face, which will be discharged with the human metabolism. However, some people may have a slow metabolism or older age, leaving melanin and forming black spots.

The second reason: freckles. Genetic factor is the main reason for the formation of freckles, not necessarily inherited from their parents, may be inherited from several generations. Generally speaking, freckles mostly appear on the face with white skin.

The third reason: chloasma. Drug factors, long-term oral contraceptives of women 9% - 20% prone to melasma, some people even in oral contraceptives after a month will appear facial spots, in addition to taking high blood pressure, diabetes drugs and eat more sensitive food, such as celery, parsley, carrots, also easy to cause melasma.

matters needing attention

For the cause of the formation of color spots, we must understand clearly, and on weekdays, in order to prevent the increase of color spots, we should also pay attention to sun protection measures, because the sun exposure or excessive X-ray, ultraviolet radiation can promote the disease, and make it worse.