I'v been having this problem or about 2 years and it has progressed over this time I can get an erection but it will only last about 3-5 minutes then go down and may come bqack a few minutes later, I get an erection every morning have I wake up. And also have trouble urinating at times . I have no insurance and I would appreciate if someone can give me their input or adive of what it may be.not to mention I am only 29 can you please help me .
Thank you!!

What can be causing me to only be able to have an erection for 3 to 5 minutes at a time and then it will ome back a few minutes later and the same thing will happen. I wake up with an erection every morning so I don't believe I am impatemt. Ialswo have e trouble urinating at timeas I have no insurance .also some times I have to pour water on the tip of my penis to be able to urinate

Go see your doctor...

How old are you?

Craven, he's 29.

I swear I read the post. I really did.

You may have an enlarged prostate even at 29 (BPH).
You may have low testosterone.