The external conditions are not favorable to the sperm requirements and therefore if the ejaculation is external, the spermatozoa die within a few hours. For this reason, it is so important to try to maintain the temperature and light conditions during the collection of the semen sample for a semen analysis or an assisted reproduction treatment.
Read the full article on: Which Methods Are Used to Assess Sperm Vitality? ( 39).

Andrea Rodrigo
B.Sc., M.Sc.
Bachelor's Degree in Biotechnology from the Polytechnic University of Valencia. Master's Degree in Biotechnology of Human Assisted Reproduction from the University of Valencia along with the Valencian Infertility Institute (IVI). Postgraduate course in Medical Genetics.