Serum glucose refers to the level of sugar (glucose) in your blood. It is measured to determine if your body has enough energy and to assess for any potential health issues like diabetes. Full definition
The loss of insulin sensitivity contributes to excess insulin release — as the body tries to force serum glucose into cells. (naturalhealth365.com)
It also absorbs a partial amount of fat that goes to the bloodstream, reduces cravings for carbohydrates, and prevents serum glucose from changing into fat. (thehealthspecialists.com)
However, because cats have fewer of the side effects due to excess serum glucose, the control does not have to be quite as tight as humans and dogs. (felinefriendlycare.com)