The prevalence of obesity has nearly tripled since 1975. Around 1.9 billion individuals and children who were 18 years old and older were overweight in 2016. Approximately 650 million people were obese. 39% of adults over the age of 18 were overweight or obese in 2016, with 13% of them being obese. Overweight and obesity cause more fatalities than underweight in the majority of the world's population. There were 38 million children under five who were overweight or obese in 2019. In 2016, there were more than 340 million overweight or obese kids and teenagers between the ages of 5 and 19. Obesity may have been avoided. There are currently around 135 million obese people living in India. The body mass index was once used to quantify obesity (BMI). By 2020, there will be 158 million obese kids worldwide. By 2025, there will be 206 million, and by 2030, there will be 254 million. With 27,481,141 or 27 million obese youngsters, India will actually have the second-highest number after China, well above the 17 million in the United States.