Chosen Answer:
They must be worried that your brain and other vital organs of your body would be deprived of blood for too long… causing death ! If you died, they couldn’t get you to buy more Viagra at .00 a pill ! 
by: Rusty Tater ©
on: 16th May 09
cuz having a 4 hour b0ner would hurt REALLY BAD!!!
Because you can’t pull your pants back up after that nooner at lunch
because it isn’t normal to have sex for 4 hours.
No idea.
Because if it lasts any longer the guys dick might fall off
because its unhealthy tropism
Its like a horse standing on your balls
they’re talking about the one getting it, not the one taking it.
If an erection continues it can lead to a condition called priapism which must often be treated surgically so that the engorged blood can be drained. This can often lead to total impotence that can not be reversed.
I had an erection from the time I was 12 until 23. I don’t see what the big deal is.
Any Medication with a 4-Hour Adverse effect is dangerous….!!
They must be worried that your brain and other vital organs of your body would be deprived of blood for too long… causing death ! If you died, they couldn’t get you to buy more Viagra at $15.00 a pill !
I agree with Rusty. Plus If you died how would they get the casket lid closed?
When you’re as hung as me,all the blood runs out of your brain to maintain that hard bad boy! Cough,cough.