23andMe researchers will recruit 100,000 customers to participate in the first genome-wide association study of behavioral weight loss strategies.

By looking at data on when boys’ voices first broke, researchers at the University of Cambridge have completed a first-of-its-kind genetic study and found that for both boys and girls puberty is influenced by many of the same genetic variants.

Whether you are more apt to reach for a handful of potato chips or go for the bowl of candy may have something to do with your genetics. 23andMe scientists...

By Alison ChubbWe’ve all known teenagers who grow several inches in a year, and then start bumping into people and furniture as they figure out what to do with their...

We thought 2010 would be hard to top but we’re happy to say that 2011 has been even better. Here's our list of some of the most intriguing developments from 2011.

Obesity is an enormous public health concern in the United States, affecting about 33% of adults and 20% of children and adolescents. While lifestyle and environmental factors play an undeniable...

In 2009, 27% of Americans met the clinical criteria for obesity–a body mass index (BMI) of 30 or greater–7 percentage points higher than a mere 9 years earlier. Even this...

We all know people struggling with weight issues. Maybe they’re overweight and can’t seem to lose the pounds no matter what new diet or exercise regime they try. Or, maybe...

Scientists who are studying mice with a mutation that makes them resistant to obesity even in the face of a high-fat diet may have identified a new way to treat...

Not surprisingly, there has been intense interest in the genetics of obesity in recent years.   Obesity is a major health problem, resulting in tens of thousands of premature deaths...