See screen shot of Nijmegen questionaire: hyperventilation syndrome

Z health links:

The most fundamental aspect of training: breath

Simple exhale dominant abdominal breath

Paradoxical breathing/habitual accessory muscle breathing mechanics

Banded breathing/360 breathing

Ladder breathing

respiratory training progression

how to use expand-a-lung

movement and breathing combos

diaphragm "stretch" breath coach alyssa chang

diaphragm "stretch" for posture/pelvic floor etc zhealth

banded breathing

block/chair arm breathing

rib ladder breathing

double inhale, sigh exhale

resistance training/devices

blocks on back while prone

diaphragm stretch

co2 tables