What is the term for the condition where the body is unable to regulate its blood sugar levels due to a deficiency in insulin secretion or insulin resistance?

A Hyperglycemia
B Hypoglycemia
C Diabetes Mellitus
D Ketosis
Diabetes Mellitus is a metabolic disorder characterized by high blood sugar levels due to insulin deficiency or resistance.
WHO Guidelines on Diabetes
Metabolic and Nutritional Disorders Endocrinology Diabetes Mellitus Easy MEDICAL Confidence: high