India is witnessing an alarming rise in childhood obesity, a trend documented in the World Obesity Atlas 2026 released on World Obesity Day (March 4) . The data show that overweight and obesity, once considered diseases of affluent societies, are now spreading rapidly among Indian children, threatening future health and economic productivity. Key Developments In 2025 , 14.9 million children aged 5‑9 and 26.4 million aged 10‑19 were overweight or obese, amounting to 41 million children with a high BMI in India. Projections for 2040 estimate 20 million obese and 56 million overweight children, with 120 million school‑age children showing early signs of non‑communicable diseases (NCDs) like hypertension and cardiovascular disorders. Globally, China leads with 62 million high‑BMI children; India ranks second, followed by the United States (27 million high BMI, 13 million obese). Important Facts The surge mirrors adult‑onset metabolic conditions, driven primarily by two risk factors: Insufficient physical activity – many children fail to meet the physical activity recommendations of 60 minutes daily. Unhealthy diet – high intake of sugar‑laden, processed foods, compounded by limited access to nutritious school meals and sub‑optimal breastfeeding for infants aged 1‑5 months. Emerging health concerns include rising cases of hypertension, diabetes, hyperglycaemia, high cholesterol, and <span class="key-term" data-definition="Metabolic dysfunction‑associated