will mouth breathing still effect me when I'm grown

[g4rlic]

will it?

 

[davidlaidisme67]

Nope it won't

 

[TheRopeisHope]

yea, bad habits affect you at all ages

 

[Whatever]

You might not be able to mew properly on a narrow palate, you’ll stress out your muscles. Think of it as the damage is already done, focus on surgery instead.