What is the reason for feeling like you're about to cum when the speed of sex is fast?

Patient's question:

Patient gender: Female
Patient age: 40
Hello, based on your main complaint, it is possible that you may be experiencing mild premature ejaculation. You can visit a nearby urology hospital to check your sexual function. After a definitive diagnosis, targeted treatment can be administered.

Doctor's answer:

Hello, based on your main complaint, it may be possible that mild premature ejaculation has occurred. You can go to a nearby urology hospital to check your sexual function and, after confirmation, receive targeted treatment.