The 2 underrated foods dietitians wish you would eat for better gut health and longevity

Beans and whole grains are two of the healthiest foods you can add to your meals, according to dietitians. JulPo/Getty Images There's no one-size-fits-all healthy diet, but most of us should be eating more fiber, dietitians say. Their top picks for nutrient-dense, high-fiber foods include whole…