Oligospermia refers to the condition in which the semen of a male has low concentration of sperms. It is a common cause of male infertility. Normal sperm count is between 20 million sperms per millimeter to 120 million sperms per millimeter of the semen. Less than 20 million sperms per millimeter of semen is termed as oligospermia. It needs to be noted that the concentration of sperms can fluctuate and