Continuous monitoring of blood pressure will reveal different values each time it is measured. This is because: i. Blood pressure in the body changes from moment to moment and is related to sympathetic and parasympathetic nerve activity. Second, fluctuations in blood pressure are also influenced by many other factors, such as emotions, exercise, sleep, etc. are related. Each time you measure blood pressure, to get an accurate value, you should measure it at least 2-3 times and take the average of them to be more reliable and true. Blood pressure is influenced by many factors and is prone to fluctuations. In order to obtain accurate blood pressure measurements, it is recommended to take multiple measurements throughout the day.