Obesity is a chronic condition characterized by an excess accumulation of body fat that can impair health. It is typically defined by a body mass index (BMI) of 30 or higher. Obesity develops when calorie intake exceeds calorie expenditure over time, leading to weight gain.

• Genetics: Family history and genetic predisposition can influence body weight.
• Lifestyle Choices: Poor diet high in calories and low in nutrients, sedentary lifestyle, and lack of physical activity.
• Environmental Factors: Access to unhealthy foods, socioeconomic status, and cultural factors.