What is an indirect benefit of a Holter monitor?

The ability to provide long-term heart rhythm data is a key function of a Holter monitor. This portable device continuously records the electrical activity of the heart over an extended period, typically 24 to 48 hours, even while the patient goes about their daily activities. This continuous monitoring allows healthcare providers to capture transient arrhythmias or other cardiac abnormalities that may not be evident during a standard electrocardiogram (ECG) performed in a clinical setting.

This long-term data is crucial for accurately diagnosing various heart conditions, such as atrial fibrillation or other irregular heartbeats, thus aiding in appropriate treatment planning and management. The other options presented do not align with the primary functions of a Holter monitor, as it is not designed for analyzing sleep patterns, measuring lung capacity, or assessing metabolic rates.