A man’s lack of spermatozoa and pleasure may be caused by erectile dysfunction, prostatitis, varicocele and other diseases. 1. Erectile dysfunction: may be due to psychological factors, arteriosclerosis, hypertension, diabetes and other diseases and phenomena, the specific need to be further examination, such as through the blood glucose, lipids and other tests to determine. 2. Prostatitis: these people can have frequent urination, urinary urgency, urinary pain, urinary dribbling phenomenon. 3. Varicose veins: Varicose veins can lead to a decrease in semen quality, erectile dysfunction, scrotal enlargement, swelling and pain. It is recommended to consult a doctor in time.