Sperm that is like water is first considered to be caused by frequent ejaculation. Secondly, it may be caused by oligospermia, orchitis and other diseases. 1. Frequent ejaculation: If the patient’s uncontrolled masturbation leads to frequent ejaculation so that the amount of semen discharged is too much, the sperm may appear like water. 2. Oligospermia: Oligospermia generally refers to the sperm count of less than 15 million points/ml in sperm tests, and the etiology of the disease is mainly related to heredity, chromosomal abnormality, infection and other factors. Patients mainly manifest symptoms such as weakness, testicular swelling and pain, and some patients may have sperms like water. 3. Testiculitis: Testiculitis is an inflammatory disease of the testicles caused by bacteria, viruses, chlamydia and other pathogens. Patients mainly manifest testicular pain, fever and other symptoms, and some patients will appear sperm like water. There are many reasons that lead to sperm like water, it is recommended to go to the regular hospital, under the guidance of the doctor standardized treatment. Daily need more rest, do not stay up late. Quit smoking and drinking, and exercise appropriately.