When you're ready to get serious about adding fiber to your diet, don't underestimate nuts. Not only are these crunchy snacks packed with protein, vitamins and minerals, they are also often rich in fiber, too.

Fiber is essential to support your gut health . But it's not just about keeping you regular, says Natalie Rizzo, registered dietitian and TODAY nutrition editor.

People often don't realize that fiber plays a role in heart health — especially maintaining proper cholesterol levels — and keeping our blood sugar levels balanced. Because fiber helps you feel full, it can also aid in weight management .

The problem is that many of us in the U.S. don't get enough fiber in our daily meals. Adult men should aim for 38 grams per day, while women are recommended to get at least 25 grams

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