How to Measure Blood Pressure

Step-by-step guide for accurate blood pressure measurements at home

1
Prepare Yourself

  • Avoid caffeine, exercise, and smoking for 30 minutes before
  • Empty your bladder
  • Sit quietly for 5 minutes before measuring
  • Remove tight clothing from your upper arm

2
Position Correctly

  • Sit in a chair with back support
  • Keep feet flat on the floor
  • Rest your arm on a table at heart level
  • Keep your arm relaxed and supported

3
Apply the Cuff

  • Use the correct cuff size for your arm
  • Place cuff on bare skin, not over clothing
  • Position cuff 1 inch above elbow crease
  • Ensure cuff is snug but not too tight

4
Take the Reading

  • Press start and remain still and quiet
  • Don't talk during the measurement
  • Keep your arm still and relaxed
  • Wait for the reading to complete

5
Record Results

  • Take 2-3 readings, 1 minute apart
  • Record the average of the readings
  • Note the date and time
  • Track readings over several days

Common Mistakes to Avoid

  • Using wrong cuff size
  • Measuring over clothing
  • Arm not at heart level
  • Talking during measurement
  • Not resting before measurement
  • Taking only one reading

When to Measure

Best Times:

  • Same time each day
  • Before taking medications
  • Before breakfast
  • Before bedtime

Avoid Measuring:

  • Right after waking up
  • After exercise or stress
  • After eating or drinking caffeine
  • When you need the bathroom

Understanding Your Readings

Once you have your readings, use our calculator to understand what they mean:

110/70120/80130/85140/90

Important Notes:

  • • Take multiple readings over several days for accuracy
  • • One high reading doesn't mean you have high blood pressure
  • • Bring your home readings to doctor appointments
  • • Consider 24-hour monitoring for diagnosis