Oligospermia or Oligozoospermia is characterize as a male fertility issue having low sperm count.
Sperm count in your ejaculate can vary throughout your life. A healthy sperm amount is often necessary for fertility. The World Health Organization (WHO) classifies sperm counts at or above 15 million sperm per milliliter (mL) of semen as average. Anything below that is considered low and is diagnosed as oligospermia.