If obesity is one of the main causes of diabetes worldwide, then helping people lose weight may lower rates of diabetes. But it can be hard to shed weight by changing lifestyle habits alone.

For the most part, the more fat you carry, the higher your risk of type 2 diabetes. But how much fat you have may not be the only factor that boosts your risk of diabetes. Where that fat is located may also play a role.

Want to lose weight? Then exercise more, right? No doubt physical activity is important for weight loss. But so is laying down, closing your eyes and getting enough sleep.

Did you Instagram your run today? Or tweet about your walk? Most of the time spent on Facebook and other networking sites could be taking away from your cardio or 30-minute yoga class.

It's working for Jessica Simpson. The singer, who's the new celebrity spokeswoman for Weight Watchers, has been following the program for a few months after giving birth to her first child.

If you're thinking of lighting up while a little one kicks in your tummy, this might stop you. Do you want an overweight child?

As children's waistlines continue to grow across the U.S., so do their chances of getting gallstones.

Some obese patients with acid reflux still feel heartburn and nausea after seeking surgery to help. Thinking about going under the knife can be scary to begin with, and surgical procedures need to be done right.