Erectile dysfunction ED (Erectile Dysfunction), commonly known as impotence, is the inability to achieve or maintain an erection of the penis sufficient for satisfactory sexual intercourse. Risk factors for erectile dysfunction Age: the incidence of ED increases with age Physical diseases: ED is closely related to cardiovascular disease, hypertension and diabetes Psychosomatic factors: mild to moderate depression can lead to a higher prevalence of ED Medications: antihypertensive drugs, hypoglycemic drugs, vasodilators may increase the risk of ED Adverse lifestyle: smoking and alcohol consumption all impair male sexual function Erectile dysfunction The incidence of China’s flow survey shows that the total prevalence of ED is 26.1%, while the prevalence of people aged 40 years and above is 40.2%. From 1995 to 2025, the number of people with ED will increase by about 170 million worldwide, with the largest increase coming from Asia. Treatment of erectile dysfunction First-line treatment: psychosexual therapy Oral medications such as PDE5 inhibitors Negative compression narrowing devices Second-line treatment: transurethral drug delivery (MUSE). Intracavernosal vasoactive drug self-injection (ICI). Third-line treatment: surgical prosthetic implants.