Nick Jonas Writes Open Letter on Type 1 Diabetes

The singer shared his 21-year experience living with the condition as part of Dexcom's A Letter to Diabetes initiative.

Updated on Nov. 9, 2026 in Diabetes

Insulin pump and glucose meter resting side by side on a pale blue surface in soft window light, illustrating everyday management of diabetes. — Singer Nick Jonas published an open letter describing his 21 years living with type 1 diabetes, diagnosed at age 13, as part of Dexcom's A Letter to Diabetes initiative. AI Illustration. Upload story photo >

Singer Nick Jonas published an open letter describing his life with type 1 diabetes, which he was diagnosed with at age 13. The letter was released as part of Dexcom's A Letter to Diabetes initiative.

Why it matters

Nick Jonas said he shares his story to show others with the condition that they are not alone. The letter is published during National Diabetes Awareness Month and World Diabetes Day.

Nick Jonas's glucose reading at diagnosis was north of 900, compared with a normal range of 70 to 120 for people without diabetes. The extraction does not provide further clinical or population-level figures tied to the letter.

The players

Nick Jonas

Nick Jonas is an American singer, songwriter and actor, best known as a member of the Jonas Brothers, who has spoken publicly about his type 1 diabetes.

Dexcom

Dexcom is a medical technology company that makes continuous glucose monitoring systems and sponsors the A Letter to Diabetes initiative.

The details

Jonas wrote the letter as part of an initiative inviting celebrities living with diabetes to share their experience. He said he manages the condition through hundreds of small daily decisions, including checking glucose and using an insulin pump.

Diagnosed at age 13, about 21 years before the letter.
Performed onstage within a week of diagnosis.
Wore a medical ID tag at the Aug. 20 Jonas Brothers show at Madison Square Garden in New York City.
Discussed his diagnosis on the Podcrushed podcast in July 2025.
World Diabetes Day is observed Nov. 14.

Health Landscape

The letter is timed to coincide with World Diabetes Day on Nov. 14 and National Diabetes Awareness Month, placing a personal account within the annual awareness calendar for the condition. It adds a celebrity voice to public education efforts around type 1 diabetes in the United States.

Readers living with type 1 diabetes may find Jonas's account of daily management, including glucose checks and insulin pump use, a relatable reference point. The letter does not introduce any new treatment or change to access or coverage.

The takeaway

Managing type 1 diabetes often involves many small daily decisions, and public accounts like Jonas's can show others with the condition that they are not alone. Readers seeking support can consult their own care team for guidance specific to their needs.