Vox (Washington, D.C., March 20) – Only 5 percent of people in the U.S. meet the Institute of Medicine’s recommended daily target of 25 grams of fiber for women and 38 grams for men. To increase dietary fiber, consider snacking on whole fruits, replacing white bread with whole-grain alternatives, eating potatoes with the skins on and tossing berries, nuts and seeds on your yogurt, cereals or salads, says Hannah Holscher, a professor of nutrition at Illinois. “Lots of small changes can add up.”