Holter is a type of ambulatory electrocardiography device to monitor the cardio vascular system. The test should be done at least for 24 to 48 hours to monitor the changes in cardiovascular system. This test can also measure your heart rate and rhythm.

The abnormalities of heart is recorded in this process that affect the normal heart functioning. Electrodes are placed on chest to record the heart’s rhythm. According to this report your doctor can say about the heart functioning and suggest if any medicines or treatment is required.

Holter monitor is worn by the patient for 24 to 48 hours to detect the signs of heart failure like fluid retention in legs and feet. It records the blood pressure during the time it is worn. For every 30 minutes the readings are recorded in the device.