The Douglas Bag System remains one of the most reliable methods for collecting and analyzing expired air during metabolic and exercise physiology testing. Trusted by researchers, sports scientists, and physiologists worldwide, this classic system provides accurate measurement of oxygen consumption (VO₂), carbon dioxide production (VCO₂), and respiratory exchange ratios critical for assessing energy expenditure and athletic performance.
Cranlea Douglas Bag System
The Douglas Bag System remains one of the most reliable methods for collecting and analyzing expired air during metabolic and exercise physiology testing. Trusted by researchers, sports scientists, and physiologists worldwide, this classic system provides accurate measurement of oxygen consumption (VO₂), carbon dioxide production (VCO₂), and respiratory exchange ratios critical for assessing energy expenditure and athletic performance.
