Hypertension is a risk factor in many cardiovascular or cerebrovascular diseases. Adolescent hypertension may develop into adult hypertension. Examining the aetiologic factors of adolescent hypertension is crucial in its prevention and in managing its possible complications. The predominant view of aetiologic factors includes heredity, overweight/obesity, insulin resistance, gestational hypertension, diet, and intrauterine growth retardation. This article reported that children's academic grades in schools were positively correlated with adolescent blood pressure.