Accessory muscle breathing means using muscles other than those typically used for breathing to take in and expel air. One example is the subclavius — between the collarbone and the top rib — which ...

You probably never think about your pelvic floor muscles unless something goes wrong, but these hidden muscles at the bottom of your pelvis play a crucial role in breathing efficiency that most people ...

(CNN) -- During workouts, do you think about your breathing -- or does it just happen in the background? Most people understand the importance of proper exercise form, yet they often overlook the ...