Blood pressure chart: What your reading means - Mayo Clinic
Feb 28, 2024 · Top number, called systolic pressure. The top number measures the pressure in the arteries when the heart beats. Bottom number, called diastolic pressure. The bottom number …
Isolated systolic hypertension: A health concern? - Mayo Clinic
Apr 25, 2024 · Isolated systolic hypertension happens when the top blood pressure number is 130 mm Hg or higher and the bottom number is less than 80 mm Hg. Isolated systolic hypertension is the …
Pulse pressure: An indicator of heart health? - Mayo Clinic
Aug 18, 2023 · Pulse pressure is determined from the two numbers of a blood pressure reading. Blood pressure is measured in millimeters of mercury (mm Hg). The top number is called systolic pressure. …
High blood pressure (hypertension) - Symptoms and causes
Those numbers are the systolic blood pressure and the diastolic blood pressure. Because of the pumping action of the heart, the pressure within the arteries cycles between a higher pressure and a …
Low blood pressure (hypotension) - Symptoms and causes
Jun 13, 2024 · A blood pressure reading has two numbers: Top number, called systolic pressure. The top number is the pressure in the arteries when the heart beats. Bottom number, called diastolic …
Heart murmurs - Diagnosis & treatment - Mayo Clinic
May 27, 2022 · A murmur that occurs when blood leaves the heart (systolic murmur) generally is an innocent heart murmur. One that happens when the heart fills with blood (diastolic murmur) or …
Ejection fraction: An important heart test - Mayo Clinic
Jan 29, 2025 · Ejection fraction is a measurement of the percentage of blood leaving the heart each time it squeezes. When the heart squeezes, it's called a contraction. Ejection fraction is just one of many …
Elevated blood pressure - Diagnosis & treatment - Mayo Clinic
Feb 29, 2024 · The top number (systolic) is the pressure of the blood flow when the heart muscle squeezes (contracts), pumping blood. The bottom number (diastolic) is the pressure in the arteries …
What is hypertension? A Mayo Clinic expert explains.
Apr 2, 2025 · Hypertension is defined as systolic pressure greater than or equal to 130, or a diastolic pressure greater than or equal to 80. How is it treated? Treatment of hypertension involves lifestyle …
Blood pressure: Can it be higher in one arm? - Mayo Clinic
Nov 5, 2024 · The difference can be in the top number, known as systolic pressure. Or it can be in the bottom number, known as diastolic pressure. People who have a blood pressure difference between …