With time, raised blood sugar levels can damage the blood vessels and nerves that control the heart. Additionally, people with diabetes are also more likely to have other conditions that raise the risk for heart disease such as high blood pressure and deranged cholesterol or triglyceride levels.
Normal saline drips helps in correction of hydration in Diabetic emergencies such as Diabetic ketoacidosis. Proper hydration will decrease counterregulatory hormones and lower blood glucose, which should augment insulin sensitivity.
If HBA1C is 6.8% then it is considered to be Diabetes and you need to consult a Physician.
No, whole wheat and grains are good for Diabetics.
Irrespective of type 1 or 2, Diabetes can be inherited and is linked to your family history and genetics but environmental factors also play a role. Not everyone with a family history of diabetes will get it, but you're more likely to develop it if a parent or sibling has it.