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Scientific News

A selection of scientific articles on Cardio Pulmonary, Lung Function, Metabolism and Body Composition

Experts at Harvard University's Wyss Institute have developed a lightweight exoskeleton called the Exosuit

04 July 2013
A new article on the UK Daily Mail Online presented a powered exoskeleton which shows great promise both for augmenting the abilities of able-bodied users, and for rehabilitating the disabled. A robotic exoskeleton that is so light and comfortable it can be slipped on like a pair of trousers is being developed by Harvard University's Wyss Insti...

Multi-ethnic reference values for spirometry for the 3-95-year age range: the Global Lung Function 2012 equations

04 July 2013
A new study was published presenting the work of the Global Lung Initiative (GLI) Task Force on multi-ethnic reference values for spirometry for the 3-95-year age range. The aim of the Task Force was to derive continuous prediction equations and their lower limits of normal for spirometric indices, which are applicable globally. As the Task For...

Infant body composition in the PEA POD® era: what have we learned and where do we go from here?

20 June 2013
A new study by the University of Alberta has been published recently summarizing ongoing scientific research activity in infant body composition using the PEA POD. The objective of this study was to summarize published evidence and ongoing research activity in infant body composition using the PEA POD infant body composition system. All publish...

Infant Body Composition: The New Frontier in Pediatric Care

30 May 2013
A new white paper from COSMED shows main scientific evidence on the importance of body composition measurement in infants. There is an increasing interest in the association between nutritional status during early infancy and childhood with the increased risks for adverse health effects as adults. Infant body composition has been in the last ye...

Is the New AquaTrainer ® Snorkel Valid for VO2 Assessment in Swimming?

22 May 2013
A new study was published on the International Journal of Sport Medicine validating the new Aquatrainer snorkel option for gas exchange measurement of swimmers with K4b2. This study aimed to test if a new AquaTrainer ® snorkel with 2 (SV2) or 4 (SV4) valves is comparable to a standard face mask (Mask) being valid for real time gas analysis unde...

Validity of COSMED's Quark CPET Mixing Chamber System in Evaluating Energy Metabolism

02 April 2013
A new study was published this month on the Research in Sports Medicine Journal with a validation of Quark CPET with Mixing Chamber versus the Douglas Bag method. The validation study was performed by Dr Nieman's team at the prestigious Human Performance Lab of the Applachian State University (ASU). The study objectives were to validate the acc...

Preterm Birth and Body Composition at Term equivalent Age: a systematic review

10 December 2012
A meta-analysis of scientific studies has been published on the prestigious Pediatrics Journal showing the importance of body composition monitoring in preterm infants. The study is a meta-analysis of studies published to date presenting body composition results in preterm infants at term equivalent age (TEA), which is the age at which they wou...

The impact of emphysema on cardiopulmonary response to exercise in COPD patients

22 November 2012
A new study shows for the first time the ventilatory response to exercise in COPD patients with emphysema. Sixteen patients with moderate to severe emphysema, quantified by high resolution computed tomography scan (HRCT), were studied. All participants underwent a full lung function evaluation with Quark PFT, including spirometry, diffusing cap...

Agreement Between Standard Body Composition Methods to Estimate Percentage of Body Fat in Young Male Athletes

10 September 2012
A new study published on Pediatric Exercixse Medicine uses the BOD POD as the practical reference standard for body fat measurement in young male athletes. The purpose of this study was to examine the intermethods agreement of DXA and BIA with ADP to assess the %BF in young male athletes, such as swimmers, footballers, and cyclists. Air Displa...

Indirect calorimetry in mechanically ventilated patients. A systematic comparison of three instruments

10 September 2012
A study by the Swedish Karolinska Instituet has been published on Clinical Nutrition Journal showing excellent results for Quark RMR in measuring indirect calorimetry in mechanically ventilated patients.  The study objectives were focused on the necessity of validating new instruments for indirect calorimetry in mechanically ventilated patients...

Indirect calorimetry in obese female subjects: Factors influencing the resting metabolic rate

03 September 2012
A new study has been published to evaluate selected factors influencing resting energy expenditure (REE) in obese female subjects. The study, published on the June issue of the World Journal of Experimental Medicine, was carried out by the Department of Experimental Medicine, Medical Physiopathology, Food Science and Endocrinology Section, Food...

Air-Displacement Plethysmography Pediatric Option in 2–6 Years Old Using the 4CM

18 July 2012
A validation study has been published on Obesity Journal showing the accuracy and reliability of the newly introduced Pediatric Option Accessory for measuring body fat % in 2-6 years old with the Bod Pod GS. The objective of this study was to determine the accuracy, precision, bias, and reliability of percent fat (%fat) determined by air-displa...

Evaluation of air-displacement plethysmography for body composition assessment in preterm infants

12 June 2012
A validation study has been published on Obesity Journal showing the accuracy and reliability of the newly introduced Pediatric Option Accessory for measuring body fat % in 2-6 years old with the Bod Pod GS. The aim of the research, conducted by the Mangiagalli Clinic in Milan (Italy), was to evaluate the accuracy and reliability of air-displac...

The Reliability and Validity of the COSMED Fitmate Canopy System for Assessing Resting Metabolic Rate

18 May 2012
The measurement of Resting Metabolic Rate using the Fitmate with a ventilated canopy hood was validated by a study presented during the 2012 ACSM Annual Meeting. The study, by the Northern Illinois University, aimed to determine the reliability and validity of measuring resting metabolic rate (RMR) with COSMED’s FitMate™ metabolic system using ...

Comparison Of Two Devices For Assessment Of Interrupter Resistance In Preschool Children

18 May 2012
A study was presented during 2012 ATS validating the Rint measurements obtained with Rocc Pony FX option. The study, by the University of Florence (Italy) together with the University of Herston (QLD, Australia), aimed to establish whether the Rint measurements obtained with the Pony spirometry device are similar to those obtained with Microrin...

Reproducibility of the COSMED's Fitmate metabolic system in measuring steady-state cycling energy expenditure

11 May 2012
A French study examined the reproducibility of the Fitmate metabolic system in measuring breathing gas during a cycling exercise. The study (in French language), by the University of Nice Sophia-Antipolis, aimed to demonstrate the reproducibility of respiratory variables (VE and VO2) using a desktob metabolic system like Fitmate. Twenty-one pa...

Influence of Competition on Performance and Pacing during Cycling Exercise

16 April 2012
A study with Quark b2 examines the impact of head-to-head competition on performance, pacing strategy and bioenergetics during a 2000-m cycling task. The study, by the University of Portsmouth together with the Deutsche Sporthochschule, aims to describe the bioenergetic basis for any changes in performance or pacing profile due to simulated hea...

Asymmetry of Quadriceps Muscle Oxygenation during Elite Short-Track Speed Skating

29 March 2012
A new study using K4b2 shows the impact on training and performance of asimmetry in legs muscle desaturation in short-track speed skating. The study, by the Department of Biological Sciences of the University of Essex together with the British Olympic Medical Institute, analyses the impact of the restriction of muscle blood flow, due to the low...

The effect of breakfasts varying in glycemic index and glycemic load on dietary induced thermogenesis and respiratory quotient

19 March 2012
Three isocaloric breakfasts with different levels of carbohydrate contents have been compared to assess their impact on dietary-induced thermogenesis. 16 lean young males were tested with three isocaloric breakfasts different in Glycemic Index and/or Glycemic Load (high GI and high GL vs. low GI and low GL vs. high GI and low GL [HGI-LGL]). The...

Early ICU Energy Deficit is a Risk Factor for Staphylococcus aureus Ventilator-Associated Pneumonia

16 March 2012
This study was undertaken to determine the impact of patients’early in-ICU energy balance on the pathogens responsible for ventilator-associated pneumonia. Energy balance (energy delivered - calculated resting energy expenditure) was compared according to the microbiologic results of the fiber-optic BAL (bronchoalveolar lavage) cultures of 76 c...

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