1. Don't smoke or use tobacco-Chemicals in tobacco can damage your heart and blood vessels, leading to narrowing of the arteries (atherosclerosis). Atherosclerosis can ultimately lead to a heart attack.
2. Exercise for 30 minutes on most days of the week-Getting some regular, daily exercise can reduce your risk of fatal heart disease
3. Eat a heart-healthy diet- Eat foods that are low in fat, cholesterol and salt. The diet is rich in fruits, vegetables, whole grains and low-fat dairy products, which can help protect your heart...
4. Maintain a healthy weight
This excess weight can lead to conditions that increase your chances of heart disease — high blood pressure, high cholesterol and diabetes.
5. Get regular health screenings
High blood pressure and high cholesterol can damage your heart and blood vessels. But without testing for them, you probably won't know whether you have these conditions.
1998-2011 Mayo Foundation for Medical Education and Research (MFMER).
http://www.mayoclinic.com/health/heart-disease-prevention/WO00041/NSECTIONGROUP=2