COSMED K5 Validation and Reliability Study

Validity and Reliability of the K5 Wearable Metabolic System During High-Intensity Treadmill Testing in Healthy, Young Adults

To determine the validity of the K5 metabolic system breath-by-breath analysis setting during a high intensity treadmill running protocol compared to the criterion ParvoMedics TrueOne® 2400 automated metabolic gas analysis system.

To determine the test-retest reliability of the K5 metabolic system breath-by-breath analyzer during a high intensity treadmill protocol (Bruce Protocol).

Inclusion Criteria:

• 20-29 years of age

Exclusion Criteria:

• Pregnancy
• Children
• Inmates
• Neuromotor, musculoskeletal, or rheumatoid disorders that are exacerbated by exercise or conditions preventing cooperation
• Contraindications to Symptom-limited Maximal Exercise Testing
• Metabolic disease
• Pacemakers/Implantable devices
• Supplemental Oxygen use
• Diagnosis of severe arterial hypertension
• Uncontrolled asthma