Before weight coach Bella Barnes consults with new clients, she already knows what they’ll say. The women struggle with their weight, naturally. But they don’t want to lose pounds. They want to gain ...

We’ve all encountered them – those seemingly magical individuals who devour enormous meals, skip exercise, and somehow maintain the same slim physique year after year. While many of us monitor ...

Obesity is not a single disease. New research shows distinct biological phenotypes that explain why weight gain and treatment ...

For decades, BMI (body mass index) has been the go-to number doctors use to decide whether someone is underweight, "normal," overweight or obese. But new global research suggests it's possible to have ...

Researchers have homed in on a single gut microbe that acts to prevent fat gain, even with a high-fat diet. The discovery adds to the booming science of finding ways to enlist the microbes that ...

Harvard trained gut specialist Dr Saurabh Sethi explains why some people gain weight despite eating very little while others stay slim even with larger meals. In his Instagram report, he says the key ...