Obesity is linked to many common diseases, such as type 2 diabetes, heart disease, fatty liver disease and knee osteoarthritis. Obesity is currently defined using a person’s body mass index, or BMI. This is calculated as weight (in kilograms) divided by ...

A group of 58 researchers is calling for a new, better way to measure obesity and excess body fat that goes beyond BMI. Here's what they recommend using instead.

Our reframing acknowledges the nuanced reality of obesity and allows for personalized care,” said Dr. Francesco Rubino of King’s College London.

An international team of doctors proposed a new way to define obesity that's not based solely on BMI. Here's what they suggest.

Leading health experts challenge traditional BMI measurements and introduce a comprehensive new approach to diagnosing obesity, potentially affecting millions.

Weight-loss medicines such as Ozempic might raise a person’s likelihood of developing conditions including arthritis.

An international commission made the case for focusing on body fat quantity and the illnesses people experience.

Waist circumference and waist-to-hip ratio show stronger links to colorectal cancer (CRC) than body mass index (BMI), a new study has found.

One of the world’s largest studies of Ozempic, Mounjaro and other blockbuster diabetes and obesity drugs highlighted their impact on the brain, pointing to benefits from addiction to schizophrenia.

Obesity can put strain on the heart, resulting in an increased risk of conditions such as atrial fibrillation, or irregular heart rhythms.

A study by the Department of Veterans Affairs says that drugs like Ozempic can do plenty more than just help with weight loss.

Body Mass Index, or BMI, has long been criticized as an unreliable method for measuring obesity — and now a group of experts is sharing new recommendations for how to use it.