More than over 80 and less than over 90 (//90): You have a normal.
Use the blood pressure chart below to see what your blood pressure means. The blood pressure chart is suitable for adults of any age. (The level for high blood.
The only way to know if you have high blood pressure (HBP, or hypertension) is to have your blood pressure tested. A doctor should also evaluate any unusually low blood pressure readings. Elevated blood pressure is when readings consistently range from systolic and less.