Pathological jealousy or more than one to spy on the other parent. It is not out of the question for a child to witness a homicide or suicide where their parent is the victim. Pathological jealousy Pathological jealousy, also known as Morbid jealousy, Othello syndrome or delusional jealousy, is a psychological disorder in which a person is preoccupied with the thought that their spouse or sexual partner is being unfaithful without having any real proof, along with socially unacceptable or abnormal behaviour related to these thoughts. The most common cited forms of psychopathology in morbid jealousy are delusions and obsessions. It is
Jealousy protect their partner. Experts often believe that sexual jealousy is in fact a biological imperative. It may be part of a mechanism by which humans and other animals ensure access to the best reproductive partners. It seems that male jealousy in heterosexual relationships may be influenced by their female partner's phase in her menstrual cycle. In the period around and shortly before ovulation, males are found to display more mate-retention tactics, which are linked to jealousy. Furthermore, a male is more likely to employ mate-retention tactics if their partner shows more interest in other males, which is more likely to