The T1D Exchange Registry is a research study, conducted over time, for individuals with type 1 diabetes and their supporters. Participants volunteer to provide their data for research (for example, by answering questions in annual surveys). Once enrolled, Registry participants have the opportunity to sign up for other studies on various topics related to type 1 diabetes.

To participate, you will be asked to:

• Read and sign an online informed consent form
• Take a survey describing specific demographic and type 1 diabetes management information
• Update your information annually
• Periodically opt in for additional research opportunities (if you choose), i.e. taking new surveys or uploading health device data

Inclusion Criteria:

• Clinical diagnosis of type 1 diabetes.
• Individuals younger than 18 years of age must have parent/guardian consent.
• Must be able to read and understand English.
• Currently living in the United States

Exclusion criteria:

• Does not use insulin and has not had a pancreatic or islet cell transplant.
• Cannot fully read and understand English.
• Does not currently live in the United States.

Individual diagnosed with type 1 diabetes who can access online Registry.

The information collected in the study may be used in future studies without additional permission from you. This may include research done by other researchers. The information that may be shared will not contain any information that could identify you. There may still be a chance that someone could identify you, but this is not likely. The study results will also be made public. These results will not have any information that could identify you.