Low sperm survival rate should be treated by choosing appropriate methods according to different causes, as follows: 1. blockage of vas deferens, epididymis or testes: surgical unblocking of sperm pathways; 2. varicocele: surgical treatment of varicocele with significant improvement in sperm quality six months to one year after surgery; 3. inflammation and infection: anti-infection treatment is available for inflammation of vas deferens; 4. congenital causes: including congenital hormone secretion Lack of hormone secretion or poor sperm-producing function, and the endocrine function of the body can be promoted to recover through hormone supplementation. For those who are ineffective with the above methods, artificial insemination or in vitro fertilization can be used.