The answer to your question depends upon several factors including whether or not you orgasmed during sex and your ability to achieve subsequent, strong erections following a sexual climax. If your still able to acquire a 80-90% erection after sex and maintain it, then, Id say, youre good to go with the jelqing, if jelqing indeed is what you want to do. However, considering all of this, in retrospect I feel that, in agreement with Asanon, if you still have it in you, man, go get some more....