What is the role sugar illustrate by giving-suitable example?

Sugar serves as a key source of energy for the body, playing a vital role in various metabolic processes. For example, glucose, a simple sugar, is essential for cellular respiration, where it is converted into ATP, the energy currency of cells. Additionally, sugar can influence mood and cognitive functions, as seen when people consume sugary foods for a quick energy boost, often resulting in a temporary uplift in mood. However, excessive sugar intake can lead to health issues like obesity and Diabetes, illustrating its dual role as both beneficial and potentially harmful.