The normal blood pressure reading is usually considered 120 over 80. However, the ESC Association claims otherwise.According to the new guidelines the normal blood pressure is actually 140 systolic (the top measurement number) and 90 diastolic (bottom measurement number).This does not include diabetics whose blood pressure limit is 130 over 80 as well as for the elderly.In the past the blood pressure reading of 139 over 89 was considered a hypertension and the person was advised to immediately take medicine in order to prevent heart attack or stroke from occurring as a result.Low blood pressure is considered a reading that is less than 90 mmHg systolic and less than 60 mmHg diastolic. Extremely low blood pressure is less than 80 mmHg systolic over 50 mmHg diastolic. You should consult your doctor if you experience a sudden blood pressure drop…Watch more below and click in the link!!!