Erectile dysfunction is not anything to be embarrassed about. In fact, many men experience erectile dysfunction because of pills they might be taking. For example, some who take pills for diabetes have experienced erectile dysfunction. Other medicines such as those for blood pressure can also cause erectile dysfunction. In fact, many medical conditions cause it, not a lack of desire or just old age. Conditions can be vascular, or due to radical surgery, or multiple sclerosis, endocrine problems, spinal cord injury and other traumas. Vascular problems, however, are by far the leading reason men experience erectile dysfunction, sometimes people just refer to erectile dysfunction as ED so as be able to discuss the issue without as much embarrassment. There are many treatments available out there and each works differently. Talk to your doctor about them.