First of all Masturbation is not a disease. If you have done it there is nothibg wrong in masturbation.
Sexual feelings arise by 12-13 and marriages generally happen in late 20s, so in the meantime about 99% males masturbate.
Even animals are kniwn to masturbate when they dont find sexual partners.
So masturbation is normal. It doesnot harm anyone.
What you are suffering is anxiety caused by early ejaculation.
Thee is no set time for which a person must last before ejaculation.
Premature ejaculation is not a disease, its a dysfunction.
That means at times one can overcome it with technique
The badic aim is to reduce extreme sensitivity of penis
Next Steps
There are many techniques to delay ejaculation, like stop and start, stop and saueeze, etc.
These are learnt at masturbation ONLY.
so next time you masturbate, take time to enjoy the sensation and delay ejaculation by using above mentioned methods
Health Tips
Masturbate only when aroused. one can masturbate any number of times in a day, provided it is done after a man has full erection and in privacy.
Dont masturbate by habit. Habitual masturbation to keep a frequency is bad