Changes in nipple color are usually related to the following factors:
1. Pigmentation
Normal changes: Changes in nipple color are normal physiological phenomena, especially during pregnancy or breastfeeding, the color of the nipple and areola may become darker.
2. Hormone levels
Hormonal fluctuations: Changes in hormone levels (such as pregnancy, menstrual cycle, menopause) may cause changes in nipple color. The pigmentation of the nipple may become darker.
3. Skin conditions
Skin pigmentation: Certain skin conditions, such as melanin, sunburn or skin diseases, may cause changes in the color of the nipple or areola.
Friction and irritation: Friction, irritation or improper dressing (such as tight clothing) may also cause changes in nipple color.
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