As Congress searches for ways to control health care costs, a new report provides a sizable target: obesity.

Metabolism is a process that breaks down carbohydrates, fats and proteins in the food you eat to make the energy your body needs to build and maintain itself.

The little number on the tag on a pair of pants that indicates size can mean a lot to a person, and retailers know it.

Not a single state shows signs of slimming; Miss. remains No. 1 for obesity.

The cells of multivitamin users may have a younger biological age than cells from non-users, according to new research from the US.

Story Highlights: Transporting heavier people requires more fuel, generating more greenhouse gas, Study compared BMI distribution in UK in 1970s with predictions for 2010, Governments should encourage active transportation, study author says

Being obese can take years off your life and in some cases may be as dangerous as smoking, a new study says. British researchers at the University of Oxford analyzed 57 studies mostly in Europe and North America, following nearly one million people for an average of 10 to 15 years. During that time, about 100,000 of those people died.

Getting smaller is big business. As you lose weight, your wallet could end up thinner, too - sometimes by thousands of dollars, depending on which diet plan you pick.

We're living longer, and TIME takes a look at what we're doing to make sure those extra years are healthy ones.

Despite advances in medicine, Americans are less healthy than we used to be, and the next generation may be even worse off. How to reverse the trend - before it's too late.

Two-thirds of Americans are overweight or obese. For most, research shows, neither diets nor moderate exercise brings significant long-term weight loss.

Rates Rise Despite Efforts to Curb America's Growing Weight Problem

One Study Looks at Consumption Trends; Another Study Touts Benefits of 100% Fruit Juice

Many of us are carrying a few extra pounds. Perhaps they've crept on gradually over the years, perhaps they're the "Freshman 15", or perhaps they've been present since early childhood.

What are your favorite fruits? Strawberry, kiwi, watermelon, plum, and avocado are loaded with many health benefits. These fruits are great as snacks throughout the day.