Are Heart Attacks Preventable? Heart attacks are one of the leading causes of death worldwide, but here’s the good news: many heart attacks are preventable . While you can’t control everything, such as age or genetics, a large number of risk factors are linked to lifestyle and daily habits. What Causes a Heart Attack? A heart attack usually happens when blood flow to the heart is blocked due to a buildup of cholesterol plaque in the arteries. Over time, this buildup can rupture, forming a clot that cuts off oxygen to the heart muscle. Risk Factors You Can Control The majority of heart attack risks come from factors that can be managed or reduced , including: High blood pressure High cholesterol Smoking or tobacco use Diabetes Obesity Physical inactivity Unhealthy diet Chronic stress Poor sleep habits Steps That Help Prevent Heart Attacks Small, consistent lifestyle changes can greatly lower your risk: Eat a heart-healthy diet rich in fruits, vegetables,...