Obesity and walking

**Obesity** is a medical condition characterized by an excess amount of body fat. It is typically determined using the Body Mass Index (BMI), which is calculated using a person's weight and height. A BMI of 30 or higher is generally considered obese. Obesity can lead to various health issues, including type 2 diabetes, heart disease, certain cancers, sleep apnea, and joint problems. Factors contributing to obesity include genetics, environment, lifestyle choices, and underlying health conditions.