Respiratory rate is a fundamental vital sign that is sensitive to different pathological
conditions (eg, adverse cardiac events, pneumonia, and clinical deterioration) and stressors …

The use of wearable sensor technology for athlete training monitoring is growing
exponentially, but some important measures and related wearable devices have received …

Respiratory rate (RR) is an important physiological parameter whose abnormality has been
regarded as an important indicator of serious illness. In order to make RR monitoring simple …

In this article, we present current methodologies, available technologies, and demands for
monitoring various respiratory parameters. We discuss the importance of noninvasive …

Objectives To evaluate the accuracy of a portable respiratory inductive plethysmograph that
allows the monitoring of ventilation without airway instrumentation during exercise in …

Given the importance of respiratory frequency (f R) as a valid marker of physical effort, there
is a growing interest in developing wearable devices measuring f R in applied exercise …

The present study examined whether the ventilatory thresholds during an incremental
exhaustive running test could be determined using heart rate variability (HRV) analysis. Beat …

175 years have elapsed since John Hutchinson introduced the world to his version of an
apparatus that had been in development for nearly two centuries, the spirometer. Though he …

Objective The presence of respiratory information within the pulse oximeter signal (PPG) is a
well-documented phenomenon. However, extracting this information for the purpose of …

Respiratory rate is recognized as a clinically important parameter for monitoring respiratory
status on the general care floor (GCF). Currently, intermittent manual assessment of …