Ерасова В.И.

Basic parameters of spermatogenesis in 6 almost healthy males aged from 26 to 41 volunteered in 500 day isolation experiment were studied. During 500 days they were in conditions imitating a manned flight. Male sexual function was evaluated due to BSF 1 criteria. Initial results were normal due to WHO recommendations. 500 days after isolation, detachment from common working rhythm and sexual abstinence in ejaculate analysis multidirectional influence of these factors were discovered.

Introduction. Demographic problems in Russian Federation require paying more attention to reproductive health of adolescents. This problem worries pediatricians: only 20% of senior school graduates are considered healthy. WHO reports 50% contribution of male factor in infertile couples. Among the reasons causing male infertility varicocele can be emphasized. Numerous of long-term researches are dedicated to male infertility in adults. Far less researches of varicocele in kids and adolescents can be found.

Increase of spacefl ight duration, long-term hermetic capacity projects together with challenges of health status maintenance and performance capability of test researchers raise a question about need for research of reproductive function under that condition. Data on eff ect of long isolation condition on male reproductive system status is extremely limited.