Yes bp machine is a diagnostic tool used to check the blood levels in the body.it's usually important to personally get one as it helps in various ways including
-helping in early diagnosis.thus self monitoring can help you and your doctor diagnose whether you have a high blood pressure or low blood pressure earlier than occasional readings in a medical office.
-helps to track your treatment.the only way to know whether your lifestyle changes or medications are working is to check your blood pressure regularly. monitoring blood pressure changes at home can help you and your doctor make decisions about your treatment, such as adjusting dosages or changing medications.
-encourage better control. you may feel even more motivated to control your blood pressure with an improved diet, physical activity and proper medication use.
-cutting your healthcare cost.self monitoring helps to decrease your number of visits to your clinic to check your bp etc