You probably don't think all that much about how quickly you breathe, but it can actually tell you quite a lot about your overall health. Respiratory rate is considered one of four main vital signs, ...

Respiratory rate (RR) is a critical vital sign used to assess pulmonary function. Currently, RR estimating instrumentation is specialized and bulky, therefore unsuitable for remote health monitoring.

Physicians evaluate a patient’s respiratory health during a physical examination by visual assessment of the work of breathing (WoB) to determine respiratory stability, and by detecting abnormal lung ...