Thank you for your interest in the National Weight Control Registry. The National Weight Control Registry will be closing at this time.

As a result, we will not be enrolling additional participants.

To our participants: On behalf of the National Weight Control Registry research team, we extend our sincere thanks for the time, effort, and thoughtful information you have contributed to the Registry. Your participation has helped advance research and has made the National Weight Control Registry an important resource for researchers and health professionals. We are deeply grateful for your participation, your willingness to complete assessments and to share your experiences over the years. Your contributions as a National Weight Control Registry participant will continue to be valuable to inform our research and future directions. Thank you for the trust you placed in our research team and for the meaningful role you played in this work.

If you have questions about the study's closure or are interested in future opportunities, please contact the research team using the information below.

The National Weight Control Registry Research Team
Brown Medical School/The Miriam Hospital
Weight Control & Diabetes Research Center
196 Richmond Street
Providence, RI 02903
Phone: 401-793-8940
Email: kathryn_demos@brown.edu