Brief Answer:
Please provide more information and consider these guidelines

Detailed Answer:
Hello Mr XXXX
I share your concern
Mastrbation doesn't cause much of the adverse health effect except weakness when you do it in excessively

Here I would like further information for better assessment like
Do you smoke or consume liquor?
Complete medical history like diabetes or any other metabolic or hormonal disease?
Your height weight and body built
Are you under stress or excess anxiety

Meanwhile please follow these guidelines
Make your bedroom more conducive for the sexual act
Spend more time with your partner
Remain cheerful and avoid stress and anxiety
say no to smoking and alcohol
Have well balanced diet with all essential nutrients 
Multivitamin and minerals supplements

Medicines are available for erectile dysfunction like sidenafil group of drug but in your case we have to find out the underlying cause and its treatment .

Please write back to with these details so that I will be able to tell you more accurately 
Best wishes

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Brief Answer:
Please consider these guidelines

Detailed Answer:
Hello
Welcome again
If you getting adequate election than you need not to worry
If you are really worried than you can go for semen analysis test
Sperm count be increased by adopting healthy lifestyle and multivitamin and minerals supplements
masterbation doesn't cause any major health issue unless you are not doing so frequently.

Hope this answers your question
please feel free to discuss further
Best wishes

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Brief Answer:
You should get married

Detailed Answer:
Hello
Welcome again
When you are getting adequate erection you need not to worry, you will be able to satisfy a girl.
If you have adequate and healthy sperm counts in your semen than definitely you can be a father.

get your semen analysis test if you have any doubt about it
you should get married, in my opinion the shouldn't be any problem
Thanks for your question
best wishes

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