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A 16-year-old male asked:

i am a 16 aged teenager and i m so thin, i want to become little bit fatter.all the days i tried to eat more but not getting fat.is it due to gene?

1 doctor answer2 doctors weighed in
Dr. Tod Haller
Ophthalmology 16 years experience
There is always a : Genetic component to body type, but nutrition, daily activity, and metabolism also play a role. First of all, an over active thyroid can cause this. Secondly, this is probably normal for you. You can always talk to a nutritionist for ways to add a little weight. Good luck!

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Last updated Sep 29, 2013
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