De Couck et al. International Journal of Psychophysiology 139 (2019) 1–9. doi: 10.1016/j.ijpsycho.2019.02.011 THE BOTTOM LINEIn this experimental study of 56 undergrad and grad students in France, utilizing specialized breathing patterns (see image below), the researchers sought to determine the effect of breathing on stressful decision making. They found that using breath patterns for 5 …