Ahead of World Diabetes Day observed on November 14, singer Nick Jonas recently opened up about living with type 1 diabetes for almost 21 years. Diagnosed at the age of 13, Jonas spoke about his daily decision-making that revolves around managing the condition. From monitoring blood glucose levels to adjusting insulin doses around meals and physical activity, Jonas expressed the emotional challenges of living with the disease. In an open letter written for Dexcom's A Letter to Diabetes campaign, Jonas described the condition as an ongoing part of his everyday life. “Twenty-one years, and you haven’t changed a bit,” he wrote, addressing diabetes.He also explained how frequently he has to monitor his glucose levels and make treatment decisions. “Staring at my phone to see where my glucose is. Reaching for my pump to bolus because I’m about to eat something with 17 carbs. Those are just a couple of the hundreds of little decisions I make every week,” Jonas wrote.He described diabetes as “an ongoing conversation between your body, your mind, and your devices.”The singer also recalled the emotional challenges of living with a chronic condition. However, he said that speaking openly about diabetes helped him find a sense of community and connect with others experiencing similar challenges.What Is Type 1 Diabetes?Also read: Can Ozempic, Mounjaro Drugs Protect The Brain? What A New Review FoundType 1 diabetes is a chronic autoimmune condition in which the body's immune system mistakenly attacks and destroys beta cells that produce insulin in the pancreas.Insulin is a hormone that helps move glucose from the bloodstream into cells, where it is used for energy. When the body produces little or no insulin, glucose builds up in the blood, resulting in high blood sugar levels.Type 1 diabetes is different from type 2 diabetes as the latter occurs due to insulin resistance and can be a result of genetic and lifestyle factors. In short, type 1 diabetes is not caused by eating excessive carbohydrates and sugar, obesity or leading an inactive lifestyle.Type 1 diabetes can also develop at any age, although it is frequently diagnosed during childhood or adolescence.Symptoms Of Type 1 DiabetesAlso read: High-Fibre Diet Outperforms Metformin In Blood Sugar Control And Weight Loss, Study FindsSymptoms can develop quickly, sometimes over a few weeks. Common warning signs include:Excessive thirst: Constantly feeling thirsty even after drinking water.Frequent urination: One may feel the urge to urinate frequently as the kidneys attempt to remove excess glucose through urine.Unexplained weight loss: The body starts breaking down fat and muscle for energy when it cannot use glucose properly.Increased hunger: Cells are unable to access enough glucose for energy.Extreme fatigue: High blood glucose and reduced energy availability can cause chronic tiredness.Blurred vision: Changes in blood glucose can affect the fluid balance in the eyes.If type 1 diabetes is not diagnosed and treated on time, it can lead to diabetic ketoacidosis (DKA), a life-threatening complication. Warning signs including nausea, vomiting, abdominal pain, deep or rapid breathing, fruity-smelling breath and confusion need immediate medical attention. Management Of Type 1 Diabetes Managing type 1 diabetes involves maintaining blood glucose levels within a specific target range to reduce the risk of both high and low blood sugar. Treatment includes:1. Insulin TherapyPeople with type 1 diabetes need insulin throughout their lives. It may be administered through multiple daily injections or an insulin pump which delivers insulin continuously.2. Regular Glucose MonitoringBlood glucose can be monitored using instant finger-prick tests or continuous glucose monitoring (CGM) devices. CGM systems use a sensor to track glucose levels throughout the day and night.3. Dietary ManagementPeople with type 1 diabetes need to understand how carbohydrates affect blood glucose levels so they can adjust insulin doses accordingly. 4. Physical ActivityExercise is encouraged, but physical activity can affect glucose levels depending on its intensity, duration, timing and the amount of insulin in the body. People may need to adjust their food intake or insulin doses to reduce the risk of hypoglycaemia.5. Regular Medical Follow-upsRoutine assessments help monitor glucose control and identify complications affecting the eyes, kidneys, nerves and cardiovascular system.Type 1 diabetes diagnosis does not mean a person has to give up their career, travel, exercise or other ambitions. But living with this condition involves planning and attention to blood glucose levels, food, medication and physical activity.Jonas has spoken about the importance of not allowing the condition to define his life. In an earlier interview with NIH's MedlinePlus Magazine, he shared a message for others living with type 1 diabetes, “Know that you can still do anything you want to do with your life.”There is no cure for type 1 diabetes currently but advances in insulin delivery, glucose monitoring and research into therapies that preserve or replace insulin-producing cells are expanding treatment possibilities.