Varicocele is the cause of approximately 40% of male infertility cases. It produces a decrease in sperm production capacity, mainly due to an increase in testicular temperature and free radicals.
Therefore, it decreases both the concentration and the mobility of the spermatozoa and it seems that it is also related to the appearance of anomalies in the sperm morphology such as alterations in the head.
Read the full article on: What Is Sperm Morphology? – Meaning & Normal Range ( 103).
Sara Salgado
B.Sc., M.Sc.
Embryologist
Degree in Biochemistry and Molecular Biology from the University of the Basque Country (UPV/EHU). Master's Degree in Human Assisted Reproduction from the Complutense University of Madrid (UCM). Certificate of University Expert in Genetic Diagnosis Techniques from the University of Valencia (UV).
