1. Psychological factors
Mental illnesses such as schizophrenia, depression, and medications for depression are all associated with erectile dysfunction. 50% to 90% of patients with depression have apathy in libido; on the other hand, sexual dysfunction also often causes mental disorders such as depression and anxiety.
2.The drug factor
Medication of diuretics, blood pressure medications, heart disease medications, tranquilizers, antidepressants, hormones, anticholinergics, and medications for ulcer disease can all cause erectile dysfunction
3. Bad lifestyle
1. Smoking. The prevalence of complete erectile dysfunction in smoking and non-smoking cardiac patients was 56% and 21%, respectively; the prevalence of complete erectile dysfunction in smoking and non-smoking hypertensive patients was 20% and 8.5%, respectively.
2. Alcoholism. Alcohol is said to “increase libido and reduce sexual power”. Foreign studies have shown that the prevalence of erectile dysfunction in alcoholic and non-alcoholic liver disease patients is 70% and 25%, respectively. And half of them still fail to regain erectile function years after they quit drinking.
3. Drug addiction. Studies have shown that the prevalence of erectile dysfunction in heroin users is 32.2%.
4. Disease
1). Diabetes is one of the diseases most closely related to erectile dysfunction. The prevalence of erectile dysfunction in diabetic patients is 23% to 75%. People who have had diabetes for more than 10 years are twice as likely to have erectile dysfunction than those who have had diabetes for less than 5 years. In addition, poor blood sugar control and smoking increase the likelihood of developing the disease.
2). The probability of erectile dysfunction associated with diseases of the prostate and penis is more than 40%.
3). The proportion of chronic renal insufficiency with erectile dysfunction is above 40%
4). Hyperlipidemia, the higher the serum total cholesterol and the lower the high close lipoprotein, the greater the possibility of erectile dysfunction.
5). Multiple sclerosis, stroke, demyelinating disease, Alzheimer’s disease and other neurological diseases are all related to erectile dysfunction.
6). The proportion of patients with cardiovascular diseases such as heart disease and hypertension accompanied by erectile dysfunction was 39% and 15% respectively. And erectile dysfunction may be a precursor to systemic atherosclerosis
7). The possibility of ulcer disease associated with erectile dysfunction is 18%. Arthritis, allergies, alcoholic liver cirrhosis, chronic obstructive pulmonary disease, etc. are all closely related to erectile dysfunction.
8). Endocrine diseases such as hypopituitarism, hypogonadism, hyperprolactinemia, adrenal disease, hyperthyroidism, and hypothyroidism are related to erectile function.