Inhibition of In Vitro Fertilizing Capacity of Cryopreserved Mouse Sperm by Factors Released by Damaged Sperm, and Stimulation b Glutathione peroxidase activity in seminal plasma and its relationship to classical sperm parameters and in&am ab :: Animal Bioscience Most people are surprised to learn that sperm health isn't something that changes overnight. From the early stages of development through to maturity, a sperm cycle takes around 72 to 90 days. Open Veterinary Journal How to increase sperm motility (ability of sperm to swim and fertilize an egg) GLUTATHIONE (injection) is the key to increasing sperm motility. Likewise, it's also a fantastic anti oxidant and