This document provides information on controlling blood sugar levels through diet. It defines blood sugar as glucose from carbohydrate foods that fuels the body. Simple carbohydrates from refined foods cause blood sugar to spike and crash, while complex carbohydrates from whole grains, vegetables and fruits maintain steady levels due to their fiber. Balanced blood sugar brings benefits like better brain function and less cravings. The document recommends choosing complex carbohydrates, balancing meals with protein and fat, limiting processed foods, and eating regularly to control blood sugar.