RecruitingDS-Connect®: The Down Syndrome RegistryThe goal of this study is to develop a registry for Down syndrome (DS) to facilitate research participation by individuals with Down syndrome. DS-Connect® is an online survey tool designed to collect demographic data and health information from individuals with DS. It is open to all people with Down syndrome. The purposes of DS-Connect® are: 1. To identify the various phenotypic manifestations of DS. 2. To identify individuals with DS who may be eligible for research studies or new clinical trials, based on specific information about their diagnosis and health history.