Refractory period (sex) after orgasm in which further sexual stimulation does not produce excitement. While the refractory period varies widely among individuals, ranging from minutes to days, most men cannot achieve or maintain an erection during this time, and many perceive a psychological feeling of satisfaction and are temporarily uninterested in further sexual activity; the penis may be hypersensitive and further sexual stimulation may feel painful during this time frame. An increased infusion of the hormone oxytocin during ejaculation is believed to be chiefly responsible for the male refractory period, and the amount by which oxytocin is increased may affect the length of
Dysphoric milk ejection reflex widely known and accepted condition with ongoing study being pursued by healthcare professionals. D-MER has been mentioned in several breastfeeding texts and self-help books since 2010 and awareness of this anomaly is steadily growing across the internet and within the medical community. References to D-MER can be found in the news , on blogs, Twitter and even Reddit. However, as of March 2014, there has been no scientific research studies involving mothers who experience D-MER to support the hypothesis that it is caused by the drop in dopamine just prior to the milk ejection reflex. There is a strong argument