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 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Results from a special study are helping the ...

A study tested 38 children with SMA who took part in an eight-week breathing exercise program, with some also engaging their ...