American scientists detected that in the fathers of family the level of testosterone in the blood is considerably lower than in bachelors this hormone, as is known, answers for the sexual activity of man, and his high content in the blood of some representatives of strong half of humanity is made with their philanderers. It is proved that the high level of testosterone pushes males to the treason to female partner in the bird flock, and low helps them to store faithfulness. In their study the specialists of Harvard University showed that similar occurs also with the men.
Anthropologist Pieter Grey and his associates controlled the level of hormone in the blood of 58 participants in the experiment. It turned out that after the usual morning peak of testosterone in the organism of its married men it becomes considerably less than in bachelors in the fathers of family this index and that are less reported Grey to the periodical "New Scientist". On what this interconnection is based, scientists thus far do not know. All they say that singles need vacations to increase their health. Possibly of the low level of hormone forces men to carry out more than time with the family, or, on the contrary, family concerns reduce the content of testosterone in their blood. The following project of Gray will be dedicated to a study of the level of man hormone in those, who were bred with the wife and he continues to be a guardian its child. Anthropologist does want to explain that he does more greatly influence the level of testosterone influence on being a father or matrimony.