It’s not what you would call the “morning glory” or the haze from a sensual dream. A prolonged erection that lasts more than four hours is known as prurism, and it is exactly as terrible as it sounds.
This is a medical emergency that has nothing to do with sexual activity and everything to do with possible health hazards; it is not about sexual stamina.
Reasons:
One may ask, “What causes such a persistent condition?” Well, there are a number of causes of priapism, and each one suggests a medical condition that has to be addressed.