going soft

I was in a 4 year relationship with my ex and throughout that relationship, 90% of the time we’d have sex, it would end with my “jerking” myself off to cum. I didn’t find anything wrong with this because it was what I was used to and therefore since the sex was still good, I didn’t think much of...

So my situation is that i can have sex almost always but every now and them im limp. Moreover i go soft very quikly and especialy when changing positions, i used to watch alot of porn and spend hours in sex chatrooms but these are in the past. I am 100% addicted to mastrubating and have been...