The researchers found that the areola was, on average, about three times the size of the nipple. But some women don't have leaks. Breast shapes and sizes. Stimulation of the nipple and areola while breastfeeding triggers the release of the hormones oxytocin and prolactin, which increase milk production in the breasts. As early as the 16th to 19th week, you may notice a yellowish discharge, called colostrum, from your nipples.
Because of different breast sizes, women may find that during lactation, one breast may produce more milk than the other. These changes can occur as a natural part of aging as well as during pregnancy and breastfeeding. What causes itchy nipples while breastfeeding? Your nipples may stick out more than usual. Surgical areola reduction can decrease sensation in the nipples and may affect a person's ability to breastfeed.
