This tex tbook comprehensively covers the physiology and biochemistry of the processes in the male reproductive system. Readers will gain an understanding of a variety of general topics relevant to andrology through fourteen chapters which include information about male reproductive anatomy, sexual development, spermatogenesis, sperm-egg interactions necessary for fertilization, reproductive toxicology, congenital disorders, sexually transmitted diseases, male sterility and changes due to aging. The book serves as a primary andrology reference for medical students studying reproductive biology.