What is the first number in a blood pressure reading known as?

In a blood pressure reading, the first number that is recorded is referred to as systolic blood pressure. This value represents the pressure in the arteries when the heart beats and pumps blood. It indicates how much pressure your blood is exerting against the artery walls during that contraction.

Systolic blood pressure is essential in assessing cardiovascular health, as it reflects the force of the blood in the arteries during heart activity. High systolic pressure can indicate a risk for heart disease and other related conditions.

Understanding this concept is crucial in the medical field, as it helps healthcare professionals diagnose and manage conditions related to blood pressure. The measurement of systolic blood pressure is commonly found in routine medical examinations, making it a fundamental aspect of patient care.