Childhood obesity has emerged as one of the most significant public health challenges worldwide, with increasing prevalence in both developed and developing countries. The widespread availability and consumption of processed foods rich in sugars, unhealthy fats, sodium, preservatives, and refined carbohydrates have contributed substantially to unhealthy weight gain among children. Modern dietary transitions, sedentary lifestyles, aggressive food marketing, and reduced physical activity have further increased the burden of obesity and related health complications in children, This study aims to examine the impact of processed food consumption on childhood obesity and to explore the nutritional, behavioral, and environmental factors contributing to excessive weight gain among children, Obesity is one of the fastest-growing public health problems globally and has become a major concern affecting both adults and children. It is not merely a condition of excess body weight but a complex chronic disease associated with abnormal or excessive accumulation of body fat that may impair health. The rise in obesity prevalence has been linked to unhealthy dietary patterns, physical inactivity, urbanization, technological advancement, and lifestyle changes, according to global health reports, obesity significantly increases the risk of several non-communicable diseases and reduces overall quality of life. In many developing countries, including Nigeria, the growing consumption of processed foods, sugary beverages, fast foods, and sedentary lifestyles has contributed greatly to increasing obesity rate, Obesity is a medical condition characterized by excessive accumulation of body fat to the extent that it negatively affects health and wellbeing. It is commonly assessed using the Body Mass Index (BMI),Promoting healthy eating habits, nutrition education, increased physical activity, and reduced consumption of highly processed foods are essential strategies in preventing obesity among children, However, obesity is largely preventable and manageable through healthy nutrition, regular physical activity, lifestyle modification, and proper health education, Nutrition remains a key component in the prevention and treatment of obesity by promoting healthy dietary choices, improving body weight management, and reducing obesity-related complications. Collaborative efforts among healthcare professionals, families, schools, communities, and governments are essential in combating the growing burden of obesity and improving public health outcomes.

Ahmad Salisu Yahaya a 26-year-old Dietitian, Nutritionist, Researcher, Writer, and Healthcare Administrator, the CEO and Founder of Health-Wise Diet Clinic, I'm a Professional Member of the Institute of Corporate Administration, Nigeria, Full Member of the Institute of Management Consultants, Nigeria, Official Member of Nutricare International Society Pakistan, Academic Advisor at Medic Pro International Academy United Kingdom (UK) and a Fellow Member of Research University, USA, I previously served as the Managing Director (MD) of Nutrishere Pakistan, and as a Brand Ambassador at Medical Nutrition Therapy (MNT) Pvt. Ltd Pakistan, I have also participated in and attended numerous workshops, webinars, and conferences on multidisciplinary research and academic writing.