You've probably make several lifestyle changes in recent years to lower your risk for life-threatening diseases. But what are you doing to protect your heart? Here's a list of 100 tips, tricks, and techniques that will protect you from the nation's No. 1 killer — heart disease.

1. Grill a steak. You may think it's bad for your heart, but you'd be wrong. Beef contains immunity-boosting selenium as well as homocysteine-lowering B vitamins. And up to 50 percent of the fat is the heart-healthy monounsaturated variety.


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