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Good Morning America
Dr. Darien Sutton explains what an EKG measures and how to prepare for a test.SUBSCRIBE to GMA's KZfaq page: bit.ly/2Zq0dU5 VISIT the GMA3 homepage: bit.ly/3kNlst8 FOLLOW GMA3: Facebook: / abcgma3 Twitter: / abcgma3 X: / abcgma3