Document Type


Publication Date



Eighty one subjects were examined for the relationship between BMI, body fat, arterial oxygen saturation and arterial PO2 with the subjects at rest and after 5 minutes of walking on a treadmill ergometer at 3 mph at a 3% grade. They had BMIs between 19 and 50. All subjects were free of cardiovascular disease and had normal blood pressure making it safe for them to participate in mild exercise. They were all able to walk for at least 10 minutes without cardiovascular complications and were not taking any medications that altered the autonomic nervous system. The age was between 22 and 68. The results showed that above a BMI of about 30, there was an inverse relationship between BMI and oxygen saturation in fingertip blood (correlation -0.81. p

Publisher's Statement

Originally published in the Journal of Applied Medical Sciences, 4(2), 1-8. Licensed under CC BY 2.5. This material can be found here.



To view the content in your browser, please download Adobe Reader or, alternately,
you may Download the file to your hard drive.

NOTE: The latest versions of Adobe Reader do not support viewing PDF files within Firefox on Mac OS and if you are using a modern (Intel) Mac, there is no official plugin for viewing PDF files within the browser window.