She isn't and never has been pregnant. What do you think could be the cause of this? If the discharge is from both breasts, and only occurs when she or someone else is stimulating her nipples, it could be due to inflammation of the ducts, and usually stops on its own when she's completely hands-off-the-boobs. If the discharge is more spontaneous—not a result of stimulation—it could be from a hormonal imbalance and her doctor can check for thyroid and pituitary dysfunction.
Sex Question: What's the Cause of Nipple Discharge if You're Not Pregnant? | Glamour
Fluid that leaks from one or both nipples is called a nipple discharge. Each breast has several 15 to 20 milk ducts. A discharge can come from one or more of these ducts. See also Overview of Breast Disorders. Nipple discharge can occur normally during the last weeks of pregnancy and after childbirth when breast milk is produced. A nipple discharge can also be normal in women who are not pregnant or breastfeeding, especially during the reproductive years. For example, in women, fondling, suckling, irritation from clothing, or sexual arousal can stimulate a nipple discharge, as can stress.
A big part of having a human body means constantly questioning why some sort of liquid is coming out of a certain hole at a certain time. Some stuff is normal you get a cut and you bleed, for instance and other stuff, like discharge coming from the nipple, can be disconcerting. Let's start with a fun fact.
Breast discharge leaking from your nipples can throw you for a loop. Unless they provide you with some spectacular feelings during sex , in which case, gold star for your nips. So when they suddenly start acting out, it can be surprising, to say the least. Other kinds, like bloody discharge, are not. The good news: Even if you're not pregnant or breastfeeding, discharge leaking from your breasts is very rarely a sign of breast cancer.