It should be said that birthmarks are quite common in life, about 10%. Generally, birthmarks are found in some parts of the body. They are basically invisible after wearing clothes and do not affect the appearance. So generally they don’t need to No matter what.
However, there are some that grow on the face or affect the health of the body, and they need special treatment. For example, some birthmarks may cause certain diseases of the body. If they are not treated for a long time, they will worsen, so once this happens, Must promptly and actively cooperate with treatment.