Scientists told about the intimate lives of people different from other animals. In most species, there comes a certain time when they breed. People have sex regardless of the time of year and many other factors. Experts from the Norwegian University of natural Sciences and engineering told what it is. The results tells the newspaper The Times of India.

The fact is that for men sex is purely biological quirks that are required for reproduction, have become a way to maintain relationships. For most the sexual act is a sign of openness to the partner, the presence of close links.

In a survey of women from Norway, scientists have tried to understand the issues of relationships, sex and contraception. It turned out that the majority of couples use hormonal contraceptives as the primary method of protection. Sex in such cases was one way of establishing emotional connection.

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