The main reason diabetics are cautious when it comes to potatoes is their very high glycemic index (GI) value. The glycemic index is important for diabetics because it is a measure of the impact a particular food has on blood glucose levels once it has been digested.
The two most common causes of congestive heart failure in dogs are mitral valve insufficiency and dilated cardiomyopathy. In cats, hypertrophic cardiomyopathy is the most common heart disease. Genetic predisposition is clearly the most common underlying reason for the development of congestive heart failure.
Congestive Heart Failure (CHF) is a condition in which the heart's function as a pump is inadequate to deliver oxygen rich blood to the body. Congestive Heart Failure can be caused by: 1  Diseases that weaken the heart muscle.  Diseases that cause stiffening of the heart muscles.