A Quick 30-Second Test That Might Save Your Life Cardiac Problems sometimes progress quietly, but a short self-check can alert you early. In simple terms, it helps you notice how your pulse changes with light exertion. This home screening doesn’t replace a doctor’s exam, yet it gives an early clue https://www.behance.net/gallery/237765293/The-30-Second-Test-That-Could-Save-Your-Heart