 [ Symptoms ] why is my boyfriend having trouble ejaculating  the last couple of months my boyfriend has had difficulty urinating and occasionally it will cause pain in his lower back until he is able to urinate then it goes away he also has had difficulty with climax or ejaculation there is not an issue with erection that works just fine he just can not seem to get off and because of this he puts in more effort which by the time if he does he ejaculates he is sweating so bad he looks like he just got out of the shower before he dries off whats cause [ Disease ] many things you become dehydrated you become constipated and increase your chances of developing kidneybladder stones your blood pressure may not be well regulated your mouth nose and respiratory tract will become dry this is just a few of the nasty things that can happen when you do not drink plenty of water