Which physical causes are there of erectile dysfunction?

Many: There are several physical causes for erectile dysfunction. These include diabetes, hypertension, and high cholesterol levels. Of course, if one has had any type of surgery in the pelvis or spine, this too can disrupt the nerves required for erection and lead to erectile dysfunction. Pelvic surgery can be for colon cancer, rectal cancer, with or without radiation to the pelvis.

ED: Main causes include cardiovascular disease, diabetes, aging, urinary problems, trauma, infection. Non-physical causes include lack of arousal, depression, anxiety.