Globally Infertility and problems of impaired fecundity have been a concern. Which affects 8-12% of couples worldwide of all infertility cases, approximately 40-50% is due to “male factor” infertility and as many as 2% of all men will exhibit suboptimal sperm parameters. The cause is multifactorial. The rate of infertility in developing countries is markedly higher. In many a cases there is no definite etiology and it is termed as “Idiopathic Male Infertility. However research in the field of genetics, proteomics has changed the face of male infertility. This review is done to bring home the newer trends in evaluation and management of male infertility.