This hormone makes your woman attractive

Oxytocin push men love to find them more attractive than the other partner. We knew that oxytocin made the foolish young moms and their babies facilitated social relations. Researchers at the University of Bonn were also discovered last year she helped men couple to stay away from pretty women. The same we learn today that pushes male lovers find them more attractive than the other partner, fostering loyalty. 

The team from the University of Bonn, in collaboration with researchers from universities in the Ruhr (Bochum, Germany) and Chengdu (China), observed by MRI the effect of oxytocin on the brain function of 40 heterosexual men and torque (in the second phase of love, the passion, says the study). To these men, they were administered, double-blind, oxytocin or a placebo. Facing them, pictures of their love, beautiful unknown or colleagues, considered as attractive as "legitimate" by an independent panel. Naturally secreted The researchers found that the reward circuits were to view an image of the beloved, more activated in male brains in oxytocin. In addition, the volunteers had "noted" the attraction they felt for women seen in picture, or those who received oxytocin rated their much more attractive than the other half. 
According to the researchers, this feature of the male brain functioning strengthen monogamy. The human being (or at least in males, most of its representatives ...) is indeed one of the few mammals able to spend his life with a single female. A feature that limits the spread of genes of individuals and might therefore seem somewhat "profitable". But Professor Hürlemann and colleagues, it could, however, push the man better worry about the survival of her offspring, thus perpetuating its genes over the centuries. This effect of oxytocin could also explain why some sink into sadness when the relationship is broken: the oxytocin decrease during the break and the reward system would be less stimulated. Take oxytocin to "turn the corner" could, however, be against-productive, the researchers warn: this could strengthen the longing to be loved, so suffering. Finally, ladies, no need to run out and buy the synthetic oxytocin that your man is wise. This hormone is naturally secreted during lovers contacts and sex. Be affectionate and you keep ...