Yup there's actually a kind of therapy called myofunctional therapy that fixes your "tongue posture"! Intro videos here:

https://www.youtube.com/user/sarahkh12

Tongue posture is a real thing, which was news to me! The therapy fixed my breathing, it was miraculous! An improper tongue position can inhibit nose breathing. If the tongue doesn't seal the airway, you will have a turbulent and inefficient breath --- 10,000 times a day.