Good fertility requires a high sperm count, and good sperm motility of healthy sperm. Low sperm count (Oligospermia), and poor sperm quality (Asthenospermia), are the two main reasons for over 90% of male infertility cases. Abnormal sperm morphology (Teratospermia) caters for the rest of the male infertility cases.
Sperm Production Problems
Dr Rohit Bhaskar May 12, 2022