If you have a morning erection every day, but can’t get it up during sex, you are mainly considered to have erectile dysfunction, which may be related to psychosocial factors, mental factors and other factors. 1. Psychosocial factors: Morning erection is a normal physiological phenomenon, and all sexually mature men will have morning erection. When having sex, men may be anxious and nervous, which in turn affects the erection; marital discord and asymmetric sexual skills will also affect the erection, triggering erectile dysfunction. 2. Psychological factors: such as depression and other psychiatric disorders, the patient’s reproductive organs function normally, but because of the influence of psychological factors, erectile dysfunction and other physical symptoms may occur. In this case, the symptom of having morning erection but not being able to have erection during sex may occur. 3. Other factors: Diseases such as prostatitis may affect the patient’s reproductive system to varying degrees, and some patients may experience the symptom of having a morning erection but being unable to have an erection during sex. The appearance of the above symptoms may also be related to poor lifestyle habits, the influence of drugs and other factors, it is recommended to consult a doctor to confirm the diagnosis, and under the guidance of the doctor for treatment.