The alarming global increase in obesity and diabetes has become a critical public health concern, demanding urgent attention. This review seeks to explore the accelerating trends of these interconnected conditions and evaluate the major contributing risk factors. The purpose is to provide a synthesized understanding of their mutual reinforcement and global burden, highlighting implications for prevention and control. The review presents updated global prevalence data for both obesity and type 2 diabetes, emphasizing their parallel rise across high- , middle-, and low-income nations. It examines the shared pathophysiological mechanisms, particularly insulin resistance and chronic inflammation, that tie these diseases together under the term “diabesity.” The role of metabolic syndrome (MetS), non-alcoholic fatty liver disease, and β-cell dysfunction in linking obesity with diabetes is discussed in detail. Lifestyle and environmental influences, including dietary patterns, sedentary behavior, urbanization, and exposure to pollutants-are scrutinized as significant drivers. The review also dissects socioeconomic, genetic, and epigenetic factors shaping susceptibility to these diseases. Importantly, it evaluates current public health and clinical strategies for prevention and intervention, assessing their scope and limitations. This review is significant for consolidating a vast array of epidemiological, clinical, and policy-related insights into one coherent narrative. It offers a clear understanding of how obesity and diabetes are no longer isolated health issues but are emblematic of broader structural, behavioral, and ecological imbalances. The synthesis of global data provides actionable context for researchers, healthcare providers, and policymakers seeking to develop integrated approaches. Looking forward, the findings point to the necessity of systemic change: moving beyond individual-based solutions toward population-level interventions and infrastructure reforms. Future prospects depend on prioritizing early prevention, especially in youth, and investing in long-term, culturally tailored public health strategies.
doi: 10.17756/jocd.2025-053
Citation: Koduru GR, Menon S, Tella B. 2025. The Rising Tide of Obesity and Diabetes: A Review of Global Trends and Risk Factors. J Obes Chronic Dis 9(1): 13-21.
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