How to use yuwell Blood Pressure monitor YE680B

An individual&blood pressure varies greatly on a daily and seasonal basis. It may vary by 30 to 50 mmHg due to various conditions during the day. In hypertensive individuals variations are even more pronounced. Normally, the blood pressure rises while at work or play and falls to its lowest levels during sleep. So do not be overly concerned by the results of onemeasurement.Take measurements at the same time every day. Regular readings give a more comprehensive blood pressure history. Be sure to note date and time when recording your blood pressure. Consult doctor to interpret the blood pressure data. According to the latest WHO criteria in 2008, the threshold for hypertension is 140mmHg for high pressure and 90mmHg for low pressure, regardless of age. Electronic blood pressure monitors for home use are a monitoring tool, not a diagnostic tool. A blood pressure monitor does not directly give you health, but it is a way to help you achieve it.