Researchers from Tulane University have found: the increase in air temperature reduces the sexual activity of people. Scientists noticed that after the hottest day of the year, the birth rate falls 0.7% in comparison with birth rate in cool days. About it writes DNA India.
Increasing the temperature reduces the activity of a man affects his fertility and sexual desire. Among scientists there is another assumption according to which, the air temperature has an effect on the hormones of men and reduces the quality of semen, suffering from a temperature, hormone levels and women.
According to the results of another study, residents of the Northern countries have more sexual partners. Hot climate, by contrast, creates the conditions for monogamy.