Description :PRCMISEMED PRO-F4 Black Finger Pulse Oximeter,Heart Beat At 1 Min Saturation Monitor Pulse Heart Rate Blood Oxygen SPO2 Monitor - Of Course, You Can Do The Physical Exercise Anywhere At Any Time With It. - Our PRO-F4 Pulse Oximeter Can Be Used To Measure Human Hemoglobin Satur..
Some Knowledge about HRV :About Pulse Oximeter with integrated HRV analysis Chronic obstructive pulmonary disease (COPD) is characterized by progressive, non-reversible air flow obstruction. Although the smoking is a leading factor in the development of COPD, other factors, such as environmental can..