月经和乳房发育均是女性性成熟的标志。女性的一生,有月经的岁月,大约35年左右。而乳房作为女性的哺乳器官,又是个多事之区。每逢来月经之前,常常有神疲易倦、性情急躁、头痛、失眠、胸闷肋疼、下腹不适、腰痛等感觉,有些人还以乳房胀疼为突出,往往周期性地出现。这类乳房胀疼的原因主要有二种:一种是乳腺暂时性增生,这是由于月经来潮之前,身 Menstruation and breast development are signs of sexual maturity in women. Women’s life, there are menstrual years, about 35 years or so. The breast as a female mammal, but also a troubled area. Every time before menstruation, often fatigue, fatigue, impatience, headache, insomnia, chest and chest pain, abdominal discomfort, back pain and other feelings, some people also breast swelling and pain as a prominent, often periodically appear. This type of breast swelling and pain are mainly due to two reasons: one is the temporary breast hyperplasia, which is due to menstrual cramps before the body