Dr. Vishnu Subramani

The rise of obesity has become one of the most pressing public health challenges of the 21st century. This global epidemic affects populations in nearly every corner of the world, transcending cultural, economic, and geographic boundaries. Driven by lifestyle changes, urbanization, and increasingly sedentary habits, the issue is further complicated by the accessibility of calorie-dense, nutrient-poor foods. Understanding the trends and addressing the challenges posed by obesity is critical for creating healthier societies worldwide . Understanding the Global Trends in Obesity Over the last few decades, obesity rates have skyrocketed globally. According to the World Health Organization (WHO), the prevalence of obesity has tripled since 1975, with more than 1.9 billion adults classified as overweight in 2023, of whom over 650 million are obese. Childhood obesity is also on the rise, with 39 million children under the age of five classified as overweight or obese in the same year. The epi...

Obesity has become a global health crisis, affecting people of all demographics and socioeconomic backgrounds. Once predominantly seen in wealthy nations , rising obesity rates now extend across the globe, impacting both developed and developing countries. The epidemic is challenging healthcare systems, economies, and communities, prompting a need for robust public health strategies to address its root causes and long-term effects. Global Surge in Obesity Rates Over recent decades, the prevalence of obesity has reached alarming levels worldwide. According to recent data, more than 1.9 billion adults are classified as overweight, with approximately 650 million of those individuals meeting the criteria for obesity. This issue is not exclusive to adults; childhood obesity has also seen a significant rise, with nearly 340 million children and adolescents affected. Rapid economic growth, urbanization, and shifts in food systems have contributed to these escalating numbers, highlighting a pr...