Researchers have identified a biological marker that rises and falls as body fat changes, offering new insight into how ...

But science has just taken a major step towards explaining why – and it's not about how many six-packs you knock back.

Wondering why staying slim feels harder after your teens? Science explains how your metabolism, hormones, muscle mass, and ...

Growing up in the ’90s, Jessica Sprengle could name all the big fad diets of the day: Weight Watchers, Atkins, the South Beach diet, SlimFast ― you name it, her parents and other family members had ...

Overweight and obese individuals who lose and then regain weight are at risk of detrimental changes to body composition, with a progressive gain of fat mass and loss of non-fat mass, according to a ...

Many factors lead to the frustrating cycle of weight gain and weight loss — but the driving force may be fat cells keeping a memory of obesity. That’s according to a recent study that was first ...

Share on Pinterest Heat therapy, such as sauna, may help combat age-related weight gain, according to research. Johner Images/Getty Images Recent research on mice suggests that daily exposure to a ...

Find out what causes menopausal weight gain and learn ways to help minimize it.

Turns out this myth is nuts. For decades it’s been widely believed that eating nuts causes weight gain. Tree nuts in particular have a high calorie and fat content, prompting skepticism as to whether ...

With the holidays behind us, many Americans are seeing the numbers on the scale go up a pound or two. In fact, data shows that many American midlife and older adults gain 1 to 1.5 pounds over the ...

Fetuses of pregnant people who gained excess weight in the first trimester of pregnancy show signs of excess fat distribution in the upper arm and in the abdomen, according to a study by researchers ...