The lightening of areola may be related to changes in hormone secretion, skin inflammation, personal constitution and other reasons. 1. Changes in hormone secretion: the body indexes of breastfeeding women will gradually recover, hormone secretion will also gradually recover, and there will be phenomena such as breast retraction and lightening of areola, etc. Ovarian function of menopausal women decreases, and the secretion of estrogen and progesterone decreases, so the breasts may be shrunken, and areola becomes light. 2. Skin inflammation: such as chronic eczema, acute eczema or subacute eczema can be repeated episodes, after a long time, if the original color of the areola is darker, then it may be due to the lesions will become reddish infiltrative patches, resulting in the areola becomes lighter. 3. Individual physique: It may be due to one’s weak physique and insufficient qi and blood, which will cause insufficient blood circulation in the chest, thus causing the areola to become light. If there is no pain, itching, redness, swelling and hard lumps when touching the lightened areola, there is generally no abnormal situation, so keep a stable and relaxed mood, pay attention to a healthy diet and regular sleep, but if there is pain, nipple overflow and other abnormalities, then you need to consult a doctor in a timely manner.