Faster increase in body mass index between ages 8 and 13 is associated with risk factors for cardiovascular morbidity and mortality..

Imai CM, Gunnarsdottir I, Gudnason V, Aspelund T, Birgisdottir BE, Thorsdottir I, Halldorsson TI. Nutr Metab Cardiovasc Dis. 2014;24(7):730-6. PMID:24560474