Heart attacks used to be thought of as a “middle-aged” problem. Today, more young adults are showing up in clinics with heart attacks—and the reasons are often a mix of lifestyle, genetics, medical conditions, and environmental stressors. The good news: many of these risks are identifiable and modifiable. If you’re under 50 (or care for someone who is), this guide will help you spot the warning signs and take effective steps to protect your heart.

Depression and Heart Disease: How They Affect Each Other — and What You Can Do

A heart attack can arrive without warning. When it happens, every minute matters — because “time is muscle.” Knowing the right first-aid steps can save heart muscle, and in many cases, a life. Below is a clear, practical guide you can use immediately if you or someone nearby shows signs of a heart attack.