Do laws regarding vending machines and fast food carts in schools make a difference in whether teens gain weight? That's what a group of researchers sought to find out.

Being obese and pregnant can carry a range of risks to the mother during pregnancy, but it also has consequences for her baby, in the short-term and the long-term.

Children who fall into the "very obese" category are already suffering from at least one heart disease risk factor such as high cholesterol or hypertension.

Wondering how to get a couch potato kid up and running? Switch on the 2012 Summer Olympic Games and encourage them to try something new and exciting.

Research is uncovering more and more about possible health risks to babies if their mothers are obese during pregnancy. Another one for the list: being born with low iron levels.

Michael Phelps is a household name. But that doesn’t mean that Phelps didn’t have to give it his all to qualify for each of his seven events in the London 2012 Olympic Games.

It's easy to blame the preponderance of cheap technology and fun gadgets as the reason for today's children not getting enough physical activity. But parents have more power to influence their kids' activity levels than they may realize.

Helping an obese child lose weight can do more than reduce playground teasing. It could also reduce a child's likelihood of having sleep apnea or metabolic syndrome.

One of the most important parts of medical science in pregnancy has been showing the effects of the maternal environment on the developing child. 

A soaring increase in the number of teenagers suffering from diabetes means that more than a third of presumably healthy normal-weight adolescents are at risk of heart disease.