Cholesterol levels in children should no longer be overlooked as much as they once were; in recent years, high cholesterol has become an increasingly common health problem among children. The danger of this situation lies in the fact that high cholesterol typically does not cause noticeable symptoms in childhood, and potential problems emerge in the long term. Genetic predisposition significantly increases the risk of high cholesterol in children; if parents have a history of high cholesterol, their children are also at higher risk. For children aged 2-19, the determined total cholesterol values are as follows: Normal is below 170 mg/dL, Borderline High is between 170-199 mg/dL, and High is 200 mg/dL and above. Early diagnosis and management of high cholesterol during childhood are critically important. This is because it is a significant factor that can substantially increase the risk of cardiovascular diseases in the future. Managing high cholesterol at an early age plays a key role in preventing cardiovascular problems that may arise later in life.