The breathing rates paced by the breaking waves are scientifically indicated as the best range for optimizing the benefits of slow breathing. Your optimum may differ slightly. For a more specifically tailored breathing program biofeedback mechanisms prove successful. The breaking waves breathing rates are suggested as a good way to begin with breathing exercise and its powerful effects. These slow breathing rates are considered safe for most people to breathe at without complications. However, if you experience any obstruction in your breathing or any other complication stop the practice and consult a physician before resuming.