The penis is hard and not soft, but it will be hard.

Penis hard up not soft down but also hard may be a normal physiological phenomenon, may also be the performance of some diseases, such as priapism, nervous system diseases, drug side effects, etc. If accompanied by pain, swelling and other discomfort symptoms, should seek medical attention in time. Penis hard up not soft down but also hard may be a normal physiological phenomenon, but may also be the performance of some diseases. The following is a detailed analysis of this problem: 1. Normal physiological phenomena: Sexual excitement: When a man is sexually stimulated, the penis will erect, which is a normal physiological response. If sexual excitement persists, the penis may remain erect. Drug effects: Certain drugs, such as Viagra (Sildenafil), etc., may cause priapism. Recovery period: Some diseases in the recovery process, the penis may appear priapism. 2. Abnormal condition: Priapism: This is a disease, manifested by priapism for more than 4 hours, may be accompanied by pain. This condition requires prompt medical attention, otherwise it may lead to damage to penile tissue. Neurological disorders: Some neurological disorders, such as Parkinson's disease and multiple sclerosis, may cause erectile dysfunction. Drug side effects: Certain drugs, such as antidepressants and antihypertensive drugs, may affect erectile function. If erectile dysfunction is accompanied by pain, swelling, etc., seek medical attention promptly. The doctor will conduct a detailed physical examination and evaluation to determine the specific cause. In some cases, further tests may be needed, such as blood tests, neurological tests, etc. For most men, occasional priapism may be normal, but if it occurs frequently or with other discomfort symptoms, seek medical attention promptly. In addition, maintaining a healthy lifestyle, such as a balanced diet, moderate exercise, and reducing smoking and alcohol consumption, can help maintain normal erectile function. It should be noted that for certain groups of people, such as men with heart disease, high blood pressure, and other diseases, priapism may bring greater risks. Therefore, in the case of penile priapism, doctors should be informed of their health status in a timely manner so that doctors can conduct more personalized assessment and treatment.