A Quick 30-Second Test That Might Save Your Life Cardiac Problems sometimes progress quietly, but this easy 30-second self-assessment can give you a lifesaving warning. In simple terms, it helps you notice how your pulse changes with light exertion. The 30-Second Heart Check isn’t a medical test in itself, yet https://www.behance.net/gallery/237765293/The-30-Second-Test-That-Could-Save-Your-Heart