Well first of all, the reason of the struggle to urine, is because urine, is not supposed to mix with semen other wise there will be a much smaller ratio of functioning sperm. The reason why you wake up with an erection is also because when you sleep, the testis and testicles are generating more testosterone, so they old load of testosterone has to be dealt with because you can only have testicles of testosterone the same age. Another facctor is because when you sleep, blood flows alot much better through your body because there is barely any muscular activity, and your spine is relaxed and 58% of veins are around your spine.
2007-02-17 09:31:22
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answer #1
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answered by Banstaman 4
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You can pee when your penis is hard. It is just a lot harder to because you can't really bent it and you have a hard time aiming. Some guys will wait until they are soft again. That's personally what I do but then again that is just me.
Most guys wake up with a hard on because when they are sleeping at night the bladder naturally fills up. So the guy would have a hard on until he goes and pees. After he does that then it goes down. It's natural.
2007-02-16 16:15:49
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answer #2
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answered by Andy 5
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You can pee while hard, its just difficult.
Oh and during the periods of REM sleep the average man get about 7-9 eretions a night so sometimes its still there when you wake up.
2007-02-16 12:20:29
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answer #3
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answered by Anonymous
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Some guys can pee when it's hard, just harder to aim so they wait. They wake up with hard ons b/c they fantasize while their sleeping and get aroused--not all guys and this doesn't happen everyday.
2007-02-16 12:15:24
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answer #4
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answered by I'm here for now 3
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There's like a 'valve' that switches from urine to semen flow. Just because you're hard doesn't mean that switch is thrown, but if he's very excited, it would be, and its basically impossible to pee.
2007-02-18 16:16:34
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answer #5
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answered by kheserthorpe 7
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it is possible to pee when its hard, its just a little more difficult to control the flow as for why its up before we wake up..I'm not sure on that one.
2007-02-16 12:21:16
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answer #6
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answered by Commander 6
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Just harder to aim when it's hard
AM wake up is normal till you P called a P hardon
2007-02-16 12:12:51
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answer #7
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answered by Anonymous
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I can't pee when it's hard cause it's cavernous body is swollen with blood and won't let anything get through.
2007-02-16 12:26:00
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answer #8
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answered by Anonymous
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When hard, the urethra is compressed due to the pressure of the surrounding tissue.
Young males' high blood androgen level couple with the warmth in the bed and relaxation plus the accumulated bladder pressure caused enough stimulation to initiate the erections.
2007-02-16 14:15:32
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answer #9
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answered by Bill H 3
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your body doesn't want your urine mixing with your semen so it blocks acess to the bladder if it thinks your gonna have sex, and it's quite normal to have several erections during the night while your asleep, it's the body's way of excercising your penis, use it or loose it
2007-02-16 12:27:14
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answer #10
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answered by paul R 3
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