What is a normal blood pressure?

Apr 24, 2023 Source: Cainiu Health
Dr. Tian Hongbo
Introduction
Generally, a blood pressure reading of 75 mmHg to 128 mmHg refers to a diastolic pressure of 75 mmHg and a systolic pressure of 128 mmHg, which falls within the normal range. In daily life, it's advisable to consume more fresh fruits and vegetables, reduce fat intake, and prevent elevated blood pressure. Choosing foods that are low in salt, low in fat, and low in sugar can help prevent high blood lipid levels and avoid increases in blood pressure.

Blood pressure is generally considered normal when the diastolic pressure is 75 mmHg and the systolic pressure is 128 mmHg.

Blood pressure refers to the lateral pressure exerted by circulating blood on the walls of blood vessels. It is the driving force that propels blood through the vessels. When emotions become overly tense, the heart's ventricles contract, pumping blood from the ventricles into the arteries. This causes pressure on the vessel walls, resulting in elevated blood pressure known as systolic pressure. A systolic pressure between 90 mmHg and 139 mmHg is considered within the normal range. Conversely, when the ventricles relax, the arterial vessels recoil, causing blood pressure to drop. This lower pressure is called diastolic pressure (also known as low blood pressure). Diastolic pressure is considered normal when it ranges between 60 mmHg and 89 mmHg. Individuals can assess whether their blood pressure falls within a healthy range based on these values.

In daily life, it's beneficial to consume more fresh fruits and vegetables, reduce fat intake, and thereby help prevent high blood pressure. Choosing foods that are low in salt, low in fat, and low in sugar can also help prevent increased blood lipid levels and avoid elevated blood pressure.


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