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Shows how the heart behaves during normal activities, sleep, and exercise, helping guide treatment.
How Does It Help?
A Holter monitor records the heart’s electrical activity continuously over 24–48 hours, helping doctors detect irregular heart rhythms that may not appear during a regular ECG.
Monitors Daily Heart Activity
Detection of Arrhythmias
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It can detect skipped beats, atrial fibrillation, tachycardia, or other irregular heart rhythms.
How Is It Done?
The patient wears a small portable device connected to electrodes placed on the chest, which continuously records heart activity for a day or two.
Remove jewelry and avoid lotions on the chest. Electrodes are attached securely, and loose clothing is recommended.
The patient goes about normal daily activities while the device records. A diary of symptoms and activities may be kept for correlation with the recordings.
After the monitoring period, the device is returned, and the doctor analyzes the data to detect abnormalities and plan treatment.
