The duration of sperm survival in the body varies from man to man. Generally, the sperm of a normal man can survive in his body for about 3 months. The testicles of mature men produce sperm every day, and sperm can survive in the testicles for about 3 months. When sexual intercourse does not take place and the sperm is not expelled, it will die naturally in the male body. In order to ensure or enhance the survival rate of sperm, it is recommended that men ensure a healthy diet, eat more vegetables and fruits, do not eat spicy and stimulating foods, do not smoke and drink alcohol to avoid affecting their health. In addition, men need to actively engage in physical exercise to maintain a healthy body. They should also maintain a relaxed and open-minded attitude, avoid excessive mental stress, ensure a normal work and rest schedule, and avoid overworking. In addition, in daily life, you can improve the quality of male sperm through diet, especially the supplementation of zinc, selenium and other trace elements; at the same time, you need to supplement high-quality protein, such as lean meat, eggs, fish and shrimp and other foods.