It is common for BP (blood pressure) to fluctuate during the end of the day and with your level of natural action, but your blood pressure ranges should be remained within normal range for the most part.
If you have had problems previously, then you should monitor it regularly, preferably on regular basis, and you will ask to be conversant with BP ranges so that you can identify issues.
For various age groups, understanding acceptable blood pressure readings will help you to determine whether or not you may have other health issues that need attention.
For example, younger people who develop hypertension may be hurting from kidney disease. Hypertension at a reasonably young age may also be a signal that you are overweight. Likewise, if you hold a largely sedentary job or lifestyle you are more at the hazard of getting high blood pressure.
Low blood pressure basically comes around 50 to 90mm Hg from a a systolic reading and 30 to 60 mm Hg with a diastolic reading. The range of normal systolic pressure is around from 110 to 130 mm Hg while normal diastolic pressure is from 75 to 85 mm Hg. A high systolic reading would be from 140 to 210 mm Hg and a high diastolic range would be from 90 to 120 mm Hg.
Regular monitoring and recording of your blood pressure is essential to find out whether or not you are continuing within an acceptable range over time. This entails delivering the proper equipment and knowing exactly how to apply it. There are many home monitors available today and you need to find the right method for you and get a device that goes within the price range you can yield. If possible, you should test out different devices to ascertain how accurate, do your homework and look at reviews on a range of possible machines before taking one.
Any device you choose, the important point here is that you realize the importance of monitoring your blood pressure on a regular basis and have a knowledge of low, normal and high blood pressure ranges against which to compare your own measurements.