Rare Genetic Changes Affect Height (IMAGE) Boston Children's Hospital Caption In a 700,000-plus person study, the international Genetic Investigation of Anthropometric Traits (GIANT) Consortium has uncovered 83 new DNA changes that affect human height. Credit Lauren Solomon, Broad Communications Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.