Boyles, S. (2010). Stress hormone predicts heart death: high cortisol levels raise risk of heart disease. Journal of Clinical Endocrinology & Metabolism, 16(2), 34-35. Retrieved from http://www.wedmd.com/heart-disease
Kumar, R., & Goel, N.K. (2008). Current status of cardiovascular disease due to stress. Internet Journal of Health, 7(1), 18. Retrieved from http://ehis.ebscohost.com/eds/ Mahr, K. (2007, October 9). How stress harms the heart. Time Magazine. Retrieved November 10, 2010 from
http://www.time.com/time/health/article/0,8599,1669766,00.html
http://www.tm.org/
