False pregnancy False pregnancy False pregnancy, also known as phantom, hysterical pregnancy, pregnancy scares or pseudocyesis, is the appearance of clinical or subclinical signs and symptoms associated with pregnancy when the person is not actually pregnant. False pregnancy may sometimes be purely psychological. It is generally believed that false pregnancy is caused by changes in the endocrine system of the body, leading to the secretion of hormones that cause physical changes similar to those during pregnancy. Some men experience the same illnesses as a woman would experience while pregnant when their partner is pregnant (see Couvade syndrome), possibly caused by pheromones that
Male pregnancy transplanting one into a female, as "male and female anatomy is not that different." The uterus would either have to be donated by a willing donor or be tissue-engineered using the male's stem cells and then implanted into his pelvic region. Afterward, the standard in vitro fertilisation (IVF) procedure would be followed to insert the fetus into the male's newly formed womb. A uterine transplant was performed in Saudi Arabia in 2000, from one woman to another, but it did not result in a pregnancy. This advance drew speculation about the possibility of a male receiving a womb transplant, and