Question: what is high blood pressure for a child?
Answer: Normal blood pressure—systolic < 120 mmHg and diastolic < 80 mm Hg. Pre-hypertension—systolic 120-139 mmHg or diastolic 80-89 mmHg. Stage 1 hypertension—systolic 140-159 mmHg or diastolic 90-99 mmHg. Stage 2 hypertension—systolic ≥160 or diastolic ≥100 mmHg.