Babies can have erections actually but the real ones comes when you've entered puberty.
You get a doctor to check that out because 5 year old boys should not be having erections for 3 days
Erections form by having blood flowing through the penis.
no i do and i have a wife
No
Yes all guys get that Once you hit puberty you start to get erections, there is nothing wrong in it as it is a sign you are normal and growing up. You should seek some privacy and attend to it now and again as masturbation is normal also for teenagers.
There's no limit.
that's an easy one, if it gets another stiffy, just jack his little weiner, and it will go away
Males have erections before they are even born and experience them frequently throughout childhood and even sometimes when they are fully adult. Almost all of times the get an erections, it not due to sexual arousal it is simply something that "just happens". Baby boys often get erections while still in the womb.
The number of erections that a 12 year old boy should get varies. Each boy is different and experiences puberty differently.
It depends...
At 10years
It should.