40-year-old male, normal range.

40-year-old male blood pressure normal range is systolic blood pressure 90-139mmHg, diastolic blood pressure 60-89mmHg.

Blood pressure mainly refers to the pressure caused by blood pressure in the blood vessel during flow. 40-year-old male is an adult. Systolic blood pressure 90-139mmHg, diastolic blood pressure 60-89mmHg are usually regarded as the normal blood pressure range of adults, representing that the human heart and blood vessels are in normal operation. If the blood pressure of 40-year-old male is higher or lower than the normal range for 3 times on the same day, it is necessary to see a doctor.

It is recommended that patients keep the lower edge of cuff 2-3 cm away from the elbow when measuring blood pressure, and the middle of cuff is flush with the heart to ensure the accuracy of blood pressure values.