I have Neurocardiogenic Syncope and many symptoms of POTS so can really relate to this informative video clip (from 2008) on POTS (Postural Orthostatic Tachycardia Syndrome). Posted by MHHA Founder Mikaela Aschoff. www.MiksHiddenHearts.org
http://abclocal.go.com/wls/story?section=news/health&id=6505198
Mik's Hidden Hearts Alliance for Dysautonomia 