Diabetes Epidemiology and Management in Adult Populations

Type 2 diabetes mellitus (T2D) has reached epidemic proportions in many regions, driven by demographic change, urbanisation and lifestyle transitions. Globally, the prevalence of T2D among adults has more than doubled over the past three decades, with major burdens in low- and middle-income settings as well as in high-income nations. Epidemiological studies report striking geographic and socioeconomic disparities in both prevalence and outcomes, underscoring the need for context-sensitive public-health strategies. Key risk factors include ageing populations, obesity, physical inactivity and early-life deprivation, all of which interact to shape disease onset and progression. The management of T2D hinges on timely diagnosis, optimisation of glycaemic control and prevention of complications through multifactorial interventions. Care models range from multidisciplinary teams in primary-care networks to community-based self-management programmes, with novel technologies such as continuous glucose monitoring and telehealth gaining prominence. Despite advances in pharmacotherapy and health informatics, many adults fail to achieve target levels of glycated haemoglobin, blood pressure and lipid control, highlighting persistent gaps in access, adherence and quality of care. Integrating epidemiological surveillance with adaptive management frameworks is essential to mitigate the global impact of T2D and to deliver equitable, sustainable care to diverse adult populations.

Research from Nature Portfolio

Recent studies have explored the interplay between obesity and glucose dysregulation in long-term cardiovascular risk. Large cohort analyses have delineated distinct diabesity phenotypes—combinations of metabolic status and adiposity measures—and shown that adults with both diabetes and obesity face a significantly elevated risk of incident cardiovascular events compared with those who are obese or dysglycaemic alone. These investigations reveal sex-specific associations and underscore the importance of tailoring preventive and therapeutic strategies to phenotype profiles. Findings support more nuanced risk stratification in clinical practice and encourage integration of anthropometric and glycaemic metrics in cardiovascular risk calculators.

Diabetes Epidemiology and Management in Adult Populations publication trend

The graph below shows the total number of articles in diabetes epidemiology and management in adult populations across all publications each year (not limited to Nature Index journals).

Technical terms

Prevalence: The proportion of a population with a specific condition at a given time.

Incidence: The rate at which new cases of a condition occur in a population over a defined period.

Effective coverage: A composite measure reflecting the proportion of individuals in need who receive appropriate and quality healthcare services.

Diabesity: The concurrence of obesity and diabetes in an individual, often used to describe interrelated metabolic risks.

Glycaemic control: The degree to which blood glucose levels are maintained within target ranges, commonly monitored by glycated haemoglobin (HbA1c) measurements.

References

1. Evaluation of effective coverage for type 2 diabetes in Mexican primary care health information systems: a retrospective registry analysis. International Journal for Equity in Health (2023).
2. Impact of diabesity phenotype on cardiovascular diseases, major cardiovascular events and all-cause mortality. Scientific Reports (2023).
3. Effect of the SARS-CoV-2 pandemic on metabolic control in patients with type 2 diabetes: a 5-year cohort follow-up managed by a dynamic multidisciplinary team in Northeastern Mexico. Diabetology & Metabolic Syndrome (2024).
4. Association of Diabetes With All-Cause and Cause-Specific Mortality in Asia. JAMA Network Open (2019).