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... but we already knew that, right? Here's an article confirming how good they are:
According to Consumer Reports, researchers found that "that those who ate one or more servings of walnuts per week had a 19 percent lower risk of cardiovascular disease, a 21 percent lower risk of coronary heart disease, and a 17 percent lower risk of stroke. "
So yay! Good for your heart. Good for cardiovascular health. And tasty too.