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
Birthing chair fours, kneeling and sitting, and are used as supports not necessarily as chairs or stools. Research suggests that being upright during labour can have many positive benefits for mother and baby. Using a modern-day birthing chair/stool/support can aid a woman in having an upright birth. Line 1 from 1.1 to 1.10 photographs show mother alone on birth-chair (with bowl beneath seat opening to catch amniotic fluid) and with support from partner respectively and photograph 5.5 shows a wooden birthing chair with foot supports. Birthing chair A birthing chair, also known as a birth chair, is a device that is shaped