The possible causes of male urinary effort are: 1, male prostate hyperplasia, with age, the prostate volume gradually increases will cause the urethral duct lumen to be pressurized and become uncomfortable will appear urinary effort. The actual fact is that you can’t get a lot of money from the company. If you have stones from other parts of the body, the stones will stay in the urethra during the process of stone removal and cannot be discharged from the body. 3. Innervation factors, such as cerebral hemorrhage, cerebral infarction or spinal cord injury, will affect the function of the nerves governing the bladder contraction, which will lead to weak bladder contraction and result in difficulty in urination.