Registered Nurse (RN) Endocrine Licensure Exam

What factor most commonly contributes to the development of Type 2 diabetes?

1. A. Sedentary lifestyle

2. B. Eating excessive fruits and vegetables

3. C. Genetic predisposition in children

4. D. High water intake

The correct answer is: A. Sedentary lifestyle

A sedentary lifestyle is a significant and well-established contributor to the development of Type 2 diabetes. The condition is closely linked to obesity, which often arises from a lack of physical activity combined with poor dietary habits. When individuals do not engage in regular exercise, their bodies may not effectively utilize insulin, leading to increased blood glucose levels and eventually the development of diabetes. Regular physical activity helps maintain a healthy weight, enhances insulin sensitivity, and supports the body's ability to metabolize glucose. Therefore, the lack of movement and exercise plays a critical role in the pathophysiology of Type 2 diabetes. In contrast, consuming excessive fruits and vegetables is generally beneficial for health and unlikely to contribute to diabetes; rather, such diets help in weight management and glucose regulation. While genetic predisposition does play a role in Type 2 diabetes, it is often exacerbated by lifestyle factors, particularly physical inactivity and poor diet. Finally, high water intake does not contribute to the risk of developing diabetes; hydration is important for overall health and does not negatively impact blood sugar levels when consumed appropriately. Thus, a sedentary lifestyle is the most influential factor in increasing one's risk for Type 2 diabetes.