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
Phantom vibration syndrome Phantom vibration syndrome Phantom vibration syndrome or phantom ringing syndrome is the perception that one's mobile phone is vibrating or ringing when it is not ringing. Other terms for this concept include ringxiety (a portmanteau of "ring" and "anxiety"), fauxcellarm (a portmanteau of "faux" /fō/ meaning "fake" or "false" and "cellphone" and "alarm" pronounced similarly to "false alarm") and phonetom (a portmanteau of "phone" and "phantom"). According to Dr. Michael Rothberg, the term is not a syndrome, but is better characterised as a tactile hallucination since the brain perceives a sensation that is not actually present. Phantom ringing may be