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A cyclist found one thing holding him back was a lifelong problem: his heart. RJ Laffins, 58, has lived with congenital heart disease that was largely dismissed until recently.But after a medical emergency during training, he ended up getting the care he needed."Back in the 1960s, when he was seeing the cardiologists, the technology, the diagnosis, the medical care wasn’t quite as advanced as it is now," Dr. Pei-Hsiu Huang said.Tap the video above to find out how that breakthrough has helped him.