Urinating and sex are both to do with that same body part. So, a desire to urinate can be misinterpreted as a sexual desire. It doesn't always happen. And, happens less when the man gets older.
Your question sounds more serious. I suggest that you should consult to expert for health advice. A TCM service platform for public health which may help to solve your problems is recommended to you
it is hard to pee when erect because their is a valve in the Male Reproductive system that automatically blocks urine from coming out when Ejaculation happens it is just a natural thing the Male body does to prepare for sex.
Check in with your doctor for a diagnosis. Common issues could be Diabetes or prostate issues.
The disease can cause the prostate to swell and this can squeeze off the urethra. Reducing or stopping the flow of urine.
Some medicines
Side effects of surgery
Scar tissue (stricture) in the tube leading from the bladder and mostly with an enlarging
prostate.
drinking a lot of beer
The male will feel pressure in his bladder that tells him it is time to urinate.
It is not known which animal urinates most. Animals with smaller bladders however will urinate more frequently. Animals such as mice and rats have smaller bladders and will urinate frequently.
You can still urinate during an erection.
maybe an infection
see a doctor
does ginseng make you urinate more frequently?
Yes but not very common.
no
It could be diabetes. Go see a doctor.
they are eeing for 2 people and the baby also puts pressure on the bladder
They might but typically a stallion will urinate near the mare on the ground to let her know he's a good choice for a mate. Also the urine would be very acidic and could kill any sperm deposited in the mare.