Twelve sperms were tested and one active sperm, meaning low sperm motility. Low sperm motility may cause decreased male fertility or even infertility. There are many reasons affecting sperm motility, such as long-term exposure to chemical substances, long-term smoking, alcoholism, high temperature stimulation of the perineum, anemia, lack of trace elements, malnutrition, genitourinary infections, varicocele, orchitis, seminal vesiculitis, prostatitis and other diseases, which may affect the normal sperm motility. It is recommended to go to the hospital in time for further examination, to clarify the cause of the disease, and actively take appropriate treatment measures, usually should change the bad dietary habits, nutritional balance, quit smoking and alcohol.