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Look after your heart, one reading at a time

Keep all your blood pressure readings in one safe place, see how you're doing at a glance, and understand what your numbers mean - with clear guidance from the NHS and NICE.

Start tracking What do my numbers mean?
  • Your readings stay private
  • Based on NHS guidance

Quick guide

What do the numbers mean?

Your reading has two numbers, like 120/80. These are the ranges for readings taken at home. If either number is in a higher range, that range applies.

Low

Below 90/60

Only a worry if you feel dizzy or faint.

Healthy

90/60 to 120/80

The ideal range. Keep it up!

Slightly raised

Above 120/80

A nudge to look at healthy habits.

High

135/85 or higher

Get checked within 2 working days.

Very high

170/100 or higher

Get urgent advice today.

Readings taken by a nurse, GP or pharmacist use slightly higher numbers (high starts at 140/90). Read the full guide

3 in 10

adults in England have high blood pressure.

9%

of adults have it without knowing. It usually has no symptoms - checking is the only way to know.

Health Survey for England 2024, published by NHS England.

How it works

Three simple steps

  1. Take your reading

    Sit quietly for a few minutes, then use your home monitor as normal.

  2. Write it down here

    Pop in your two numbers and your pulse. It takes a few seconds.

  3. See how you're doing

    We show your trend, your weekly average and what it means.

Your readings

Every reading in one place, with a clear chart and colour-coded results.

Open my readings

7-day home check

Asked by your GP to check at home for a week? We guide you day by day.

Start a home check

Easy guides

Friendly, plain-English guides to every part of blood pressure.

Start reading

Learn

Everything you need to know

Understanding your readingWhat the two numbers mean, and the UK ranges for low, healthy, raised and high.High blood pressureCauses, risk factors, symptoms, and why it matters even when you feel fine.Low blood pressureWhen low blood pressure is a problem, and what to do about dizziness or fainting.Measuring at homeThe NHS and NICE way to take an accurate reading, step by step.Lowering it with lifestyleSalt, alcohol, activity, weight, caffeine and smoking, with the official numbers.Diagnosis and treatmentHow high blood pressure is confirmed, the medicines used, and target levels.Blood pressure in pregnancyHigh blood pressure in pregnancy, and the pre-eclampsia warning signs.Free NHS checksThe NHS Health Check and free pharmacy blood pressure checks in England.The UK pictureHow many adults in England have high blood pressure, and how many don't know it.

Want more? Try Plus

Free BP Tracker stays free. For £2.99 a month, Plus adds your full history beyond 90 days, monthly reports and a PDF report to send to your GP.

See Plus

Very high reading or feeling unwell?

Chest pain, confusion, blurred vision or breathlessness with a very high reading - call 999.

When to get help