Association Between Postnatal Catch-Up Growth and Obesity in Childhood: Prospective Cohort Study

The associations between low birth weight (LBW), particularly thinness at birth, and an increased risk for disease in adulthood, such as type-2 diabetes and cardiovascular disease, are now well established. Therefore, any relationship between small size at birth and obesity in later life may contribute to our understanding of the pathogenesis of these diseases, underlying the fetal origin hypothesis. Many low birth weight infants show a significant "catch-up"