Vegetarians who eat fish could be greatly reducing their risk of colon cancer

Photos: Five ways to eat healthier

Mushrooms have been found to be high in potassium, B vitamins and antioxidants such as ergothioneine, says Joy Dubost, spokeswoman for the US Academy of Nutrition and Dietetics.

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Photos: Five ways to eat healthier

Blueberries have been linked to a host of health benefits, including lowering blood pressure. What's more, researchers at Tufts University say, blueberries improve your memory.

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Photos: Five ways to eat healthier

If you don't like to eat fish, nuts are a good alternative source of omega-3, says Dubost.

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Photos: Five ways to eat healthier

Studies suggest that coffee may help you stay healthy, and it has been linked to to lower rates of diabetes.

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Photos: Five ways to eat healthier

Whole grain is not just a source of fiber; it contains lignin, which is broken down in the body to produce polyphenols, which may help lower blood pressure, according to Eric Rimm, professor of epidemiology and nutrition at the Harvard School of Public Health.

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