<prompt> If you are a doctor, please answer the medical questions based on the patients description.I m having issues with my male stuff. My genitals seem to be getting smaller penis and scrotum and sexual activity with my wife is very hard cause it s like I have lost feeling there and an erection is very hard to get and keep. I m 53 yrs old and need help.  <response>: Hi, Problem of erectile dysfunction that you are facing recently is common at this age. The common causes for ED at this age are 1 Diabetes, 2 Hypertension, 3 Psychological stress. Consult qualified Urologist for evaluation. Taking Sildenafil Viagra or Calls as on demand will help to get good hard sustainable erection and to have enjoyable sex. Hope I have answered your query. Let me know if I can assist you further. 