GUSTOIMAGES / SCIENCE PHOTO LIBRARY GUSTOIMAGES / SCIENCE PHOTO LIBRARY
Obesity. Obese man sitting on his sofa watching television. Obesity is defined in terms of the body mass index (BMI), which is a person's body weight in kilograms divided by the square of their height in metres. A BMI of over 25 is considered obese. Obesity increases the risk of strokes, diabetes and heart disease.
Model release available. Property release not required.