What is the goal of maintaining optimal humidity levels in oxygen therapy?

Maintaining optimal humidity levels in oxygen therapy primarily aims to prevent airway irritation and improve patient comfort. When patients receive supplemental oxygen, particularly at higher flow rates or through devices like nasal cannulas or masks, the oxygen can be quite dry. This dryness can lead to discomfort, irritation of the nasal passages, and can even contribute to complications such as mucosal damage. By introducing adequate humidity, the airway passages can remain moist, reducing irritation and making the oxygen therapy more tolerable for the patient. This is especially important for patients who may require prolonged oxygen therapy, as continuous exposure to dry oxygen can lead to significant discomfort and potential airway complications.

While other factors like the effectiveness of oxygen delivery or device functionality are important, they are not the primary reason for ensuring humidity levels are optimal. The comfort and well-being of the patient, which directly affects their adherence to treatment, is the main focus of maintaining humidity during oxygen therapy.