Swirled Stylings

http://dryicons.com/free-graphics/preview/winter-swirls/



http://resources.bloguite.com/vectorial/vector-flower-swirls

These designs take a more decorative form and could bring a nice element to the piece.

Smoke Stylings

http://forums.swishzone.com/index.php?showtopic=53643


http://www.sensitivelight.com/smoke2/

These images show how I could present breathing with a smoke effect. Possibly creating it on Photoshop or painted.