The Simple 30-Second Check That Could Protect Your Heart Health Cardiac Problems sometimes progress quietly, 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. The 30-Second Heart Check isn’t a medical test in itself, https://share.evernote.com/note/4768a240-fc70-380c-4d35-0ea36c97e5b0