Is it normal if the nipples can still express milky milk after 5 years of weaning? If you have been able to express milk after weaning, instead of weaning at that time, there was no milk, and then suddenly after 5 years there is milk secretion again, if this is not a sign, there has been intermittent, most likely it is a physiological phenomenon, because many people’s breasts have exercised the function of lactation, this function will continue, of course, milk secretion will not be as much as before, but after squeezing the nipple, areola But after squeezing the nipple and areola, you can still see the milk. This phenomenon of lactation, or milk in the breast, will not adversely affect the mammary glands and will not cause cancer, so there is no need to worry. If lactation suddenly occurs again after weaning, you should consider if there is an abnormal level of prolactin, and if the level of prolactin is abnormally high through blood tests, it is possible that a tumor has grown in this part of the pituitary gland.