OTS)," Mayo Clinic podcast (Apr 23, 2008), http://newsnetwor mayoclinic.org/discussion/postural-orthostatic-tachycardia -syndrome-pots-24cc80/. 19 P. J. Carek, S.E. Laibstain, and M. Carek, "Exercise for the Treatment of Depression and Anxiety," The International Journal of Psychiatry in Medicine 41, no.