The long white hairs on birthmarks can be caused by a variety of reasons. First of all, we need to understand the basics of birthmarks and white hair.
A birthmark is a congenital hyperpigmentation or vascular abnormality that usually appears at or shortly after birth. Birthmarks can be flat or raised, and the color can be black, blue, red, or white, among others.
White hair refers to the phenomenon of lightening or graying hair. White hair can appear on any part of the body, including birthmarks.
There may be several reasons for white hairs on birthmarks:
Genetic factors: Some people are born prone to gray hairs on birthmarks, which may be related to genetics.
Malnutrition: Deficiencies in certain nutrients, such as vitamins, minerals, etc., can cause the hair to become lighter or grayer.
*Damage: Damage or irritation around the birthmark, such as friction, ultraviolet rays, etc., may cause a change in hair color.
Pathological factors: Certain diseases or conditions, such as anemia, may cause changes in hair color.
In conclusion, the growth of white hairs on birthmarks can be caused by a variety of reasons, and we need to take corresponding measures according to the specific situation. If in doubt, it is recommended to consult a doctor in time.