Before leaving the hospital or doctor office, make sure you understand all of the instructions and what symptoms to look for if getting worse. Ask for information in writing so you can refer to it later.
Optimal blood pressure is less than 120/80 mm Hg (systolic pressure is 120 AND diastolic pressure is less than 80). Prehypertension is systolic pressure from 120-139 systolic OR diastolic pressure from 80-89. High blood pressure is systolic pressure of 140 or higher OR diastolic pressure of 90 or higher.