Hello doctor , I am getting full erection but t goes down in minutes even on continuous stimulation or stop my imagination. But again on stimulation further its getting erected. Moreover on mastrybation I can ejaculate with in very few seconds and some times I can go for 3 to 4 mi. Slowly... All this are normal or. Any sy.proms of premature ejaculation
? If not what is exactly tat premature ejaculation ? Pl clarify sir.