A Quick 30-Second Test That Might Save Your Life Heart issues often appear without clear warning, but a short self-check can alert you early. In simple terms, it lets you observe whether your heart rate and recovery look normal after activity. This 30-Second Heart Test isn’t a diagnosis, yet it https://sites.google.com/view/best-cardiologist-in-chembur/blog/the-30-second-test-that-could-save-your-heart