When should you worry about the bottom number of blood pressure?
- what should bottom blood pressure number be
- what should diastolic blood pressure be
- what is a good number for the bottom blood pressure
- what is a healthy bottom number for blood pressure
How to raise diastolic blood pressure instantly...
What do the numbers mean?
Diagnosing high or low blood pressure
Only one of your numbers needs to be higher than it should be to be diagnosed with high blood pressure, and only one needs to be lower than it should be to be diagnosed with low blood pressure.
So if your top number is over 140 or the bottom number is over 90, you may be diagnosed with high blood pressure, regardless of the other number.
What is normal blood pressure by age
If your top number is under 90 or your bottom number is under 60, you may be diagnosed with low blood pressure. Use the chart to see where your numbers sit.
If your top number (systolic pressure) is consistently higher than 140mmHg, but the bottom number is healthy - this is known as Isolated Systolic Hypertension.
If the bottom number (diastolic pressure) is consistently higher than 90mmHg but the top number is healthy - this is known as Isolated Diastolic Hypertension.
Making sure your readings aren’t a one-off
A single high reading doesn’t necessarily mean you have high blood pressure, as many things can affect your blood pressure throughout the day, such as the
- what does bottom number mean on blood pressure