Type 1 Diabetes REst for Metabolic Health

This study explores whether improving sleep in teenagers with type 1 diabetes can improve blood sugar control and metabolic health. Participants are teens who already use an insulin pump and tend to sleep less than 7 hours on school nights, and the study tests strategies to help them sleep longer. **You may be eligible if...** - You are a high school student between 14 and 19 years old with type 1 diabetes (diagnosed at least 1 year ago) - You use an insulin pump or automated insulin delivery system - You typically sleep 7 hours or less on school nights - You are overweight or have a family history of obesity **You may NOT be eligible if...** - You have been diagnosed with a sleep disorder (like insomnia or sleep apnea) - You regularly take medications that affect sleep - You have other significant health conditions that affect insulin sensitivity or sleep Talk to your doctor to see if this trial is right for you.