Additionally, the arm should be supported at heart level during the measurement, and the cuff should fit correctly to avoid inaccurate readings. Always use the same arm for measurements to ensure accurate tracking of blood pressure trends over time. Regardless of the arm used, it is essential to remain consistent. Patient’s Comfort: If a patient is more comfortable using the right arm, especially in cases of repeated measurements or self-monitoring, it is acceptable.Discrepancies or Discomfort: If there are significant differences in blood pressure readings between the arms, or if a medical condition or discomfort in the left arm prevents its use, the right arm may be considered.However, there are situations where the right arm may be used: The left arm is preferred because it is closer to the heart, providing a more direct and accurate reflection of the circulatory system’s performance. Can stress affect blood pressure readings?įor most accurate blood pressure readings, it is generally recommended to measure blood pressure on the left arm. How can I ensure accurate blood pressure readings? How often should I take blood pressure readings? 10. Free Printable Blood Pressure And Weight Log.6. Free Printable Blood Pressure And Blood Sugar Log Sheet PDF.