/tags/cardiac-patients cardiac patients en-US Copyright Mon, 15 Aug 2016 10:00:00 GMT /local-news/2016-08-15/uc-heart-patients-use-nasa-treadmill When Marilyn Cotter's doctor ordered a stress test after a bout of chest tightness the Delhi Township grandmother had a space-age option, the AlterG… Mon, 15 Aug 2016 10:00:00 GMT /local-news/2016-08-15/uc-heart-patients-use-nasa-treadmill Ann Thompson