What Your Blood Pressure Numbers Really Mean - Verywell Health
Dec 15, 2025 · Diastolic blood pressure is considered dangerously low when it is 60 mmHg or lower and alarmingly high when it is 120 mmHg or over. If you receive multiple readings with these numbers, …
Understanding Blood Pressure Readings - American Heart Association
Aug 14, 2025 · Diastolic blood pressure is the second (bottom/lower) number. It measures the pressure your blood is pushing against your artery walls while the heart muscle rests between beats.
Understanding Diastolic and Systolic Blood Pressure - WebMD
Feb 13, 2025 · The systolic number is the pressure in your arteries when your heart beats, while the diastolic indicates the pressure between beats when your heart relaxes. Both numbers are essential …
Blood pressure chart: What your reading means - Mayo Clinic
Dec 24, 2025 · Bottom number, called diastolic pressure. The bottom number measures the pressure in the arteries between heartbeats. The American College of Cardiology and the American Heart …
What causes high diastolic pressure? Symptoms and treatment
May 13, 2025 · Systolic measures the pressure during the heart’s contraction, while diastolic is the pressure in the period between heartbeats. Many people put a lot of emphasis on the systolic number.
What Does Diastolic Blood Pressure Mean? - Klarity Health Library
Feb 24, 2025 · Diastolic blood pressure is the pressure in your arteries between contractions. Diastole is the resting period of the cardiac cycle during which the heart fills up with blood just before the next …
A look at diastolic blood pressure - Harvard Health
Apr 1, 2022 · The bottom (diastolic) number in blood pressure plays an essential role in heart health. Diastolic pressure is the pressure during the resting phase between heartbeats, as coronary vessels …
Systolic vs. Diastolic: What Your Blood Pressure Means
Jul 22, 2025 · Diastolic pressure captures the force of blood against your artery walls when the heart is in this resting phase, refilling with blood for the next beat. This measurement represents the lowest …
Systolic vs Diastolic: Key Blood Pressure Differences Explained
Aug 22, 2025 · The diastolic pressure (bottom number) tells you the pressure in your arteries while your heart rests between beats. These two numbers make up your blood pressure reading, which doctors …
Diastole vs. Systole: Guide to Blood Pressure - Healthline
Jul 29, 2024 · Systolic pressure is the force of blood against artery walls when the heart contracts, while diastolic pressure reflects the force when the heart relaxes and refills.