Everyday Health on MSN: What are obesity classes? Understanding how the obesity grading system can impact treatment Learn how doctors categorize obesity into classes using BMI, as well as related health risks and treatments based on the obesity grading system. What are obesity classes?

Understanding the Context

Understanding how the obesity grading system can impact treatment Obesity classes are based on body mass index (BMI) measurements, ranging from Class 1 (BMI 30 to 34.9) to Class 3 (BMI 40 and above). As your BMI gets higher, so does your risk of health problems. Obesity was tied with an increased risk of developing 16 health outcomes, a large longitudinal study showed. Risks correlated with obesity class and were typically higher among people with a BMI of 40 ...

Key Insights

Overweight and obesity are defined as abnormal or excessive fat accumulation that presents a risk to health. A body mass index (BMI) over 25 is considered overweight, and over 30 is obese. In 2019, an estimated 5 million noncommunicable disease (NCD) deaths were caused by higher-than-optimal BMI. What are the health consequences of being overweight? Being overweight or obese can have a serious impact on health.

Final Thoughts

Carrying extra fat leads to serious health consequences such as cardiovascular disease (mainly heart disease and stroke), type 2 diabetes, musculoskeletal disorders like osteoarthritis, and some cancers (endometrial, breast and ... Study finds Pacific accounts for 9 of the 10 most obese countries in ...