I know that being overweight increases my chances of getting diabetes. But are there any studies that indicate how much more at

Just take out your tape measure, wrap it around yourself at belly-button level, and read the measurement. The healthiest waist size is less than 34 inches and health risk increases with each increased notch of the belt.

A study based on data collected from 27,270 subjects tracked over 13 years who participated in the Harvard Health Professionals Follow-Up Study, found that risk of diabetes and other health problems increases as the waist size expands:

34-36 inch waist = 200% increase in risk for diabetes and other health problems

36-38 inch waist = 300% increase in risk for diabetes and other health problems

38-40 inch waist = 500% increase in risk for diabetes and other health problems

40-62 inch waist = 1200% increase in risk for diabetes and other health problems