The 30-Second Test That Could Save Your Heart Cardiac Problems sometimes progress quietly, but a simple test may reveal warning signs before trouble starts. In simple terms, it helps you notice how your pulse changes with light exertion. This 30-Second Heart Test isn’t a diagnosis, though it can nudge you https://www.tumblr.com/dramitpatil/799125220035313664/the-30-second-test-that-could-save-your-heart?source=share