Why is the blood pressure measured on the left and right arms different?

The difference in blood pressure between the left and right arms is mainly related to physiological factors and disease factors.

1. Physiological factors such as the

thickness of blood vessels, the course of blood vessels, and the frequency of use of the left and right hands may cause inconsistent blood pressure measurement results between the left and right hands

.

Generally, the

difference is less than 10 mmHg, which is a normal phenomenon

.