Https://www.youtube.com/watch?v=mFnmosX-8-I Just prior to sperm freezing, the lab scientist will include cryoprotectant, a substance that stops harmful ice crystals from forming within sperm. Epididymal hypertension (blue balls) happens whenever a sexually aroused guy does not ejaculate. Nonetheless, this can be a harmless condition that goes away by minimizing sexual arousal https://are-there-any-benefits-to37193.bloguerosa.com/29175662/not-known-facts-about-health-benefits-of-semen-retention