Sudden hardness is mainly considered to be related to psychological factors, such as a sudden serious shock, a sudden shock, emotional tension and other reasons are related. When the patient has this clinical symptom, he can go to the hospital in time for a clear diagnosis by doing erectile function monitoring and penile glans sensitivity test. If these test results are not major problems, then you need to improve this symptom through psychological adjustment, such as to relieve their own psychological pressure, do not work too hard, pay attention to rest, but also with the help of some drugs for erection, such as sildenafil, etc.