2. Walnuts

flavor, food, snack, superfood, vegetarian food,

Protecting your most vital organ is as easy as adding some walnuts to your diet. This heart-shaped nut is filled with antioxidants and omegs-3 fatty acids that can help keep you healthy and hearty. Eating two ounces a day can considerably improve blood flow to and from the heart in just eight weeks. It can also help delay the development of breast cancer. Walnuts are a great snack to pack for work, and best of all, they are also tasty.

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