How do you go longer

Hey is there any way to prolong the time of sexual intercourse and go for longer without masterbating?

Right as yur about to come, stop for like 30 seconds and then start up again.

but if you stop before coming wont you get blue balls?

whats blue balls?

blue balls - The condition of temporary fluid congestion in the testicles and prostate region caused by prolonged sexual arousal in the human male. It is often accompanied by a cramp-like ache of prostatic congestion and pain/tenderness or edema of the testes.