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Oxytocin is a peptide hormone and neuropeptide normally produced in the hypothalamus and released by the posterior pituitary. [4] Present in animals since early stages of evolution, in humans it plays roles in behavior that include social bonding, love, reproduction, childbirth, and the period after childbirth.
The biology of romantic love has been explored by such biological sciences as evolutionary psychology, evolutionary biology, anthropology and neuroscience.Specific chemical substances such as oxytocin and dopamine are studied in the context of their roles in producing human experiences, emotions and behaviors that are associated with romantic love.
[29] [30] Combined marked suppression of testicular testosterone production resulting in testosterone levels of just above the castrate/female range (70 to 80% decrease, to 100 ng/dL on average) and marked androgen receptor antagonism with high-dosage cyproterone acetate monotherapy causes profound sexual dysfunction in men.
Sometimes called the "love hormone," oxytocin is made in a brain structure called the hypothalamus and secreted from the pituitary gland. It is involved in emotional bonding, maternal behavior ...
This leads to bonding, which is also associated with higher levels of oxytocin and vasopressin, and reduced stress and stress-related hormones. [25] Oxytocin is associated with higher levels of trust in laboratory studies on humans. It has been called the "cuddle chemical" for its role in facilitating trust and attachment. [26] In the reward ...
Love and drugs of abuse stimulate similar levels of dopamine for reward and reinforcement from the VTA. [10] Actions between the two mental states are very similar with those in love experiencing excessive exhilaration, insomnia, anxiety, and loss of appetite also seen in drug users.
Oxytocin has been recognized as an important hormone involved in the mechanism of social buffering. Oxytocin is a molecule that is often called the "love hormone". [32] It is released into the blood in response to physiological and psychological stress, and increased oxytocin release from the hypothalamus inhibits activation of the HPA axis.
The four important sexual hormones are oxytocin, prolactin, follicle-stimulating hormone, and luteinizing hormone. [16] [page needed] Oxytocin, sometimes referred to as the "love hormone", [19] is released in both sexes during sexual intercourse when an orgasm is achieved. [20] Oxytocin has been suggested as critical to the thoughts and ...