Understanding Blood Pressure Readings - American Heart …
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 …
Understanding Diastolic and Systolic Blood Pressure - WebMD
Feb 13, 2025 · What Do Systolic and Diastolic Blood Pressure Numbers Mean? When you check your blood pressure, you get two numbers. The first, or top, number, is called systolic blood …
What Your Blood Pressure Numbers Really Mean - Verywell Health
Dec 15, 2025 · The pause between beats is called "diastole." Your diastolic blood pressure is the measurement during this pause before the next heartbeat. Normal diastolic blood pressure …
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 …
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 …
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 …
What Do Systolic and Diastolic Mean? Facts on Blood Pressure
The systolic blood pressure (the number on top) is the pressure produced when the heart contracts and pushes out blood. The diastolic blood pressure (the number on the bottom) is …
Understanding your blood pressure numbers | Mission Health
Jan 5, 2026 · Learn what your systolic and diastolic blood pressure numbers mean, what counts as normal or high and how to lower your risk of heart disease and stroke.
Diastole - Wikipedia
Effects of impaired diastolic function Brain natriuretic peptide (BNP) is a cardiac neurohormone secreted from ventricular myocytes (ventricular muscle cells) at the end of diastole—this in …
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.