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[Is it possible to prevent type 2 diabetes?]
1Service d'Endocrinologie, Hôpital Edouard-Herriot F-69437 LYON Cedex 3. martine.laville@chu-lyon.fr
Abstract:
Four prospective randomised long-term studies have been recently completed and published (Diabetes Prevention Study, Diabetes Prevention Program, STOP-NIDDM trial, XENDOS Study). Both of them clearly demonstrate the possibility to delay and/or prevent the onset of type 2 diabetes in at high-risk subjects with impaired glucose tolerance, through changes in lifestyle (dietary intervention, weight reduction, increased physical activity) or drug treatment (metformin, acarbose, orlistat). These studies are reviewed and practical implications of their results are discussed.
Insights
Lifestyle changes and medications like metformin can prevent or delay type 2 diabetes in high-risk individuals. These interventions offer practical strategies for managing impaired glucose tolerance and preventing disease onset.
Area of Science:
- Endocrinology and Metabolism
- Preventive Medicine
- Clinical Research
Background:
- Type 2 diabetes is a growing global health concern.
- Individuals with impaired glucose tolerance are at high risk for developing type 2 diabetes.
- Effective strategies for prevention and delay are crucial.
Purpose of the Study:
- To review recent long-term studies on type 2 diabetes prevention.
- To discuss the efficacy of lifestyle interventions and pharmacological treatments.
- To explore the practical implications of these findings for high-risk populations.
Main Methods:
- Analysis of four major prospective randomized long-term studies: Diabetes Prevention Study, Diabetes Prevention Program, STOP-NIDDM trial, and XENDOS Study.
- Evaluation of interventions including dietary changes, weight reduction, increased physical activity, and drug treatments (metformin, acarbose, orlistat).
Main Results:
- Consistent evidence demonstrates that lifestyle modifications can significantly delay or prevent type 2 diabetes.
- Pharmacological interventions, specifically metformin, acarbose, and orlistat, also show effectiveness in preventing or delaying disease onset.
- These interventions are particularly beneficial for individuals identified as high-risk with impaired glucose tolerance.
Conclusions:
- Preventive strategies, encompassing both lifestyle changes and specific drug therapies, are viable for high-risk individuals.
- The findings provide a strong basis for implementing public health initiatives and clinical guidelines for diabetes prevention.
- Further discussion on the practical application of these results is warranted for effective diabetes management.