Lactation of suckling by the baby. The milk ejection reflex (also called let-down reflex) is not always consistent, especially at first. Once a woman is conditioned to nursing, let-down can be triggered by a variety of stimuli, including the sound of any baby. Even thinking about breastfeeding can stimulate this reflex, causing unwanted leakage, or both breasts may give out milk when an infant is feeding from one breast. However, this and other problems often settle after two weeks of feeding. Stress or anxiety can cause difficulties with breastfeeding. The release of the hormone oxytocin leads to the "milk ejection" or
Dysphoric milk ejection reflex and describe the phenomenon to lactation professionals in 2007. It was chosen due to the emotional reaction (dysphoria) to milk let-down (milk ejection reflex). The "milk ejection reflex" is abbreviated among lactation professionals and referred to as the M-E-R. This means that D-MER is not said DEE-MERE, but rather D.M.E.R, all the letters names said individually. In 2008 a team of lactation consultants, headed up by Diane Wiessinger, MS, IBCLC, LLLL worked together and consulted with other medical professionals to do a preliminary investigation to better understand D-MER. After the first published case study of D-MER, it became a more