Hello dear Understand your concern Nightfall is common in your age group. As you are not doing the masturbation, it is the cause of the nightfall. Seminal fluid production is the continuous process. Once you stop the masturbation, semen ejaculate by itself in the night to meet the sexual sexual satisfaction. It does not cause any loss in sperm. Take following advises: Do regular masturbation (2-3 times/week) Avoid stress, take sound sleep for 8 hour Take high protein diet, green leafy vegetables and fresh fruits Do regular exercise like walking, running, swimming and yoga No medication is require Hope this may help you Contact HCM for further health query Best regards Dr. Sagar