What do blood pressure numbers mean?
Blood pressure (BP) is classified as follows by the American Heart Association:
- Normal BP: Systolic less than 120 mm Hg; diastolic less than 80
- Elevated BP: Systolic is between 120 and 129 mm Hg; diastolic less than 80
- Stage 1 High BP: Systolic is 130–139 mm Hg or your diastolic is between 80-89
- Stage 2 High BP: 140 or greater systolic, or 90 or greater diastolic
From: Tests for High Blood Pressure WebMD Medical Reference
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