People who stop smoking often replace cigarettes with food. A new study says the weight they gain may increase their diabetes risk in the short term. Type two diabetes is common in people who eat too much and exercise too little and those with a family history of it.

Smoking is another risk factor. But quitting smoking may carry a temporary risk. The study found that smokers who quit had a seventy percent increased risk of developing diabetes in the first six years. That was compared to those who had never smoked.

The risks were highest in the first three years. And the risk returned to normal after ten years of not smoking.

The researchers say weight gain is probably to blame for the increase. But they say smokers should stop anyway -- and the real message is not to even start. Type two diabetes interferes with the body's use of insulin. The substance produced by the pancreas normally lowers bloo

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