Similarly, a second research article called, The Impact of Hospital-Based Cardiac Rehabilitation on Signal Average ECG Parameters of the Heart after Myocardial Infarction by Jorat, Ansari, Anari, and Firoozabadi, emphasizes the significant improvements in QRS duration after a MI. These improvements are seen in patients who attend a cardiac rehabilitation program. This article has similarities because it involves “exercise training, management of lipid abnormalities, hypertension, weight loss and nutrition and physiological education” (Jorat et al., 2015). Mr. Reid mentioned that their program offers educational classes to patients about the risk factors of heart conditions, benefits of healthy eating and weight management. The article highlights