It means nothing; stimulation of some sort (physical or possibly mental) is required.
Yes smoking does effect your sperm count and your sexual prowess. It changes your circulation, which can mean problems with getting and keeping an erection.
No, in fact the opposite. Impotent males cannot get or hold an erection. If you are masturbating everyday then you are not impotent.
It means you need to go to the ER
I think you should get that checked out.
The erection is for enabling sperm to be closer to the womb when ejaculated, giving a higher chance of pregnancy. Sexual enjoyment is an after product.
It probably means he has been masturbating. It may even just mean that he had an erection and some sperm leaked out. Many men live happy, fulfilled sex lives and are faithful to their partners and still masturbate. If that's all, then it's nothing to worry about.
You release sperm after masturbation or sexual intercourse (maybe after thinking about or seeing something that gives you an erection). You can't see the actual sperm because they are microscopic, but a clear sticky fluid will come out of your penis (where your urine comes out) when you orgasm. Boys usually are first able to ejaculate around the time of their 13th birthday.
He got an erection. May be true or just an expression of his feelings.
I assume you're talking about masturbating. You can whenever you are able to get an erection.
it an erection
Diabetes do not stop the sperm production normally. Uncontrolled diabetes may affect the erection in long term.
Sperm is produced on a constant basis from the day your testicles are able to. Due to the way and the situations that cause sperm to be released from the body, doing so without an erection is unusual.