The amount of fiber consumed may better predict weight gain, insulin levels and other cardiovascular disease (CVD) risk factors than the amount of total fat consumed.

David S. Ludwig, M.D., Ph.D from Children's Hospital, Boston, and colleagues studied 2,909 healthy adults enrolled in the Coronary Artery Risk Development in Young Adults (CARDIA) Study to determine the role of fiber compared with other major dietary components in the development of obesity and other CVD risk factors. The researchers reported that subjects who ate the most fiber had better waist-hip ratios and fasting insulin adjusted for body mass index.

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