When you start exercising, the hormone that controls appetite—ghrelin—goes down, which means you don’t feel very hungry. At the same time, the hormone that controls feelings of fullness—leptin—goes up ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. You gain a lot of things when you get into a new relationship: love, companionship, a new toothbrush in the bathroom. You might also ...

Bulimia may lead to weight gain rather than loss due to binge eating, as purging doesn’t significantly reduce caloric intake. Weight changes are also possible during recovery. Bulimia nervosa is an ...

"Cortisol belly" is a popular term used to describe weight gain mostly around your belly area, or abdomen. Sometimes it's called "hormonal belly." It’s not a medical term or diagnosis, but it could be ...