For the 23.1 million Americans with known cases of Type 2 diabetes, living with this often-debilitating blood glucose disease can be detrimental to overall health and well-being. Not only does Type 2 diabetes affect blood sugar and insulin production, but it can also cause damage to the heart, eyes, kidneys, feet and gums. But now, a startling report out of Harvard University has revealed that one common activity many people do to protect their gums could be increasing their risk of developing Type 2 diabetes.