Women’s waist and stomach are especially dark, mainly considered to be related to pigmentation, and to a lesser extent, pregnancy, acanthosis nigricans and other diseases.
1. Hyperpigmentation: Usually, women’s waist and stomach are especially dark and related to hyperpigmentation, which is related to self-regulation, physical factors, chemical factors stimulation, etc., prompting the proliferation of local melanocytes, and can not be completely shed. At the same time, for some hereditary skin pigmentation disorder, can also be manifested as waist and stomach especially black.
2. Pregnancy: For some girls who are pregnant, local skin darkening can be induced by hormone level changes in the body, so there will be especially dark phenomenon in waist, stomach, elbow and other areas.
3. Acanthosis nigricans: the cause of the disease is not clear, but may be related to genetic, obesity, autoimmune deficiency and other factors. Typical symptoms of patients include deepening of skin color, dry skin, etc., which can be manifested as especially dark waist and stomach.
Usually, the dark waist and stomach of girls are normal phenomena and do not need to take special treatment. If accompanied by other conditions, should be timely medical treatment.