Introduction Urban planning is important in designing the constructed environment in which people live, work, and go about their everyday lives. Cities and communities' architecture and layout can have a substantial impact on lifestyle choices, physical activity, access to nutritious food, and overall health results. This paper investigates how urban planning affects obesity rates and the larger impacts on society. Obesity Rates and Urban Planning Built Environment and Walkability: Urban planning has a direct impact on community walkability and accessibility. Physical exercise is encouraged in pedestrian-friendly communities with well-connected sidewalks, parks, and bike lanes. Car-centric designs with minimal pedestrian infrastructure, on the other hand, can discourage walking and contribute to a sedentary lifestyle, resulting in increased obesity rates. Recreational Facilities: Well-planned communities provide easy access to recreational facilities such as parks, playgrounds, and sports fields. Access to such locations encourages physical activity, which leads to healthier lifestyles and lower obesity rates. Areas without recreational facilities, on the other hand, reduce options for exercise and active play. Transportation Systems: Promoting walking and cycling as modes of transportation as part of commuting might boost physical exercise. In contrast, reliance on automobiles as a result of inadequate public transportation can contribute to a sedentary lifestyle, raising obesity rates. The Impact of Urban Planning on Society inequities in Health: Urban planning can lead to health inequities. Low-income neighborhoods frequently have less access to healthy food alternatives, less recreational opportunities, and less walkability, increasing obesity rates among disadvantaged groups. Environmental Impact: Urban planning has an impact on the environment of communities. Designing for cars contributes to increasing air pollution and greenhouse gas emissions. At the same time, pedestrian and bike-friendly neighborhoods promote sustainable ways of transportation, which benefits both health and the environment. Social Cohesion and Well-Being: Well-designed urban environments promote social interaction and community involvement. Parks and communal areas that are easily accessible encourage social ties, which improve mental health and overall well-being. Economic Implications: Obesity has substantial economic implications. Healthy lifestyle planning in cities has the potential to lower healthcare expenses associated with obesity-related diseases, benefiting both individuals and society. Conclusion Obesity rates are greatly influenced by urban planning, which has far-reaching societal consequences. Communities that are well-designed, walkable, and accessible encourage physical exercise, healthy lifestyle choices, and overall well-being. Poorly planned metropolitan settings, on the other hand, can contribute to sedentary lifestyles, restricted availability to healthy foods, and disparities in health outcomes, influencing obesity prevalence and public health. Obesity prevention through urban planning necessitates a multifaceted strategy. Prioritizing walkable and bike-friendly infrastructure, ensuring equal access to healthy food, nurturing recreational places, and supporting public transportation are just a few examples. Collaboration among urban planners, policymakers, public health specialists, and community members is critical for building environments that promote healthier lives, reduce obesity rates, and contribute to societal well-being.