Sperm thin as water, such a situation is often the existence of reproductive tract inflammation, especially prostatitis, seminal vesiculitis such a situation can cause such symptoms, need to go to the urology department of the regular hospital, further examination of the prostate fluid routine or semen routine to clarify the diagnosis. If the prostate fluid or semen in the white blood cells increased significantly, you need to take oral anti-inflammatory drugs, such as heat drenching capsule, three gold tablets continued treatment for 4-8 weeks, so that the inflammation can be effectively controlled. Usually should avoid spicy and stimulating diet, do not drink, do not eat seafood, develop good habits, maintain a regular sexual frequency, no more than twice a week, before the semen is not completely improved, it is best to take reasonable contraceptive measures, otherwise it is easy to cause miscarriage or lead to adverse pregnancy.