Metformin: Now or later?

Losing weight is the ideal way to deal with type 2 diabetes, the most common form of the disease. Just shedding 10 pounds or so will usually bring blood sugar levels back into the normal, healthy range.

The problem is that while many people can remain diet-and-exercise virtuous long enough to lose a few pounds — even 10 or so — most of us can't stay that way. The lost weight has a way of finding its way back home around our middles.

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