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 ...

Breathing effectively and efficiently is not only vital in swimming but also in everyday life. On a daily basis, we involuntarily inhale and exhale between 17,000 and 23,000 times. That’s a lot of ...

Upper back pain can occur when breathing, especially when taking a deep breath. Possible causes range from muscle strain to asthma, anxiety, and heart problems. Pain in the upper back when breathing ...