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Blood Pressure Calculator

Health & Body

BP category, pulse pressure and reference tables

Quick Answer

Blood Pressure Calculator: BP category, pulse pressure and reference tables. Normal <120/80 · High-normal 120–139/80–89.

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How to Use

  1. Enter body metrics: fill height, weight, age etc. as prompted by the Blood Pressure Calculator.
  2. Read value and grade: results appear instantly with an authority-based classification.
  3. Check reference tables: confirm your range and healthy targets against the tables on this page.
  4. Back-solve your goal: adjust inputs to see what it takes to reach a target.

Key Points

  • Blood Pressure Calculator is a free online health tool — open and use, no sign-up.
  • All calculations run locally in your browser; your data never leaves the device.
  • Key capability: BP category, pulse pressure and reference tables.
  • Results come with formulas and reference tables so you can verify every number.

Formula & How It Works

BP categories (China 2024 guideline, mmHg)

Normal <120/80 · High-normal 120–139/80–89
Grade 1: 140–159/90–99 · Grade 2: 160–179/100–109 · Grade 3: ≥180/≥110
Pulse pressure = systolic − diastolic (normal 30–50); home threshold ≥135/85

FAQ

How do I use the Blood Pressure Calculator?
Open the page and fill in the input fields — results update automatically. BP category, pulse pressure and reference tables.
Are the results accurate?
Results follow published international standards (WHO, ACE, IOM) and are for reference only.
Can this replace medical advice?
No. Always consult a qualified healthcare professional for health decisions.
Is it free? Do I need to sign up?
Completely free. No registration, login or download required.
Does it work on mobile?
Yes. The responsive design works on all devices.

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Source & Updates

Based on WHO, ACE, IOM and other published international standards. Last updated: 2025-07

Authoritative sources:

Last updated:

Formulas and content on this page are reviewed by the YiJianSuan team. For reference only — official sources prevail.

Cite this page: YiJianSuan. Blood Pressure Calculator[EB/OL]. https://www.yijiansuan.com/en/c/health/blood-pressure

Results provided by this tool are for reference only and do not constitute professional advice.