- Previously known as insulin-dependent diabetes mellitus (IDDM) or juvenile-onset diabetes).
- Most people with Type 1 diabetes are young - children, teenagers and young adults (but it can also affect older people).
- In Type 1 diabetes, the pancreas produces little or no insulin at all because the insulin-producing cells in the pancreas have been destroyed.
- Onset of symptoms is sudden, the most common being increased thirst and constant hunger, frequent urination, excessive weight loss and constant tiredness.
- Management is by taking insulin injections, following a healthy diet, exercise and regular monitoring of blood glucose.