Cortisol Awakening Response (CAR)-Doctor's Data Kit (formerly Labrix):
<>Note: This is a home collection test kit that will be mailed to you.
Fasting Required: No
Specimen: Saliva, 3 timed collections
Lab: Doctor's Data
Results: Average processing time 3-5 business days
Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.
Description: The cortisol awakening response is the natural rise in cortisol that is seen 30 to 40 minutes after awakening followed by a noticeable drop by 60 minutes. CAR can be utilized as a biomarker for assessment of the HPA axis function in routine clinical practice. CAR is influenced by overall HPA reactivity, as well as a person’s anticipation of stress.
Includes: Cortisol Waking Cortisol AM30 Cortisol AM60 CAR Rise (Calculated) CAR Decline (Calculated)
Fasting Required: No
Specimen: Saliva, 3 timed collections
Lab: Doctor's Data
Results: Average processing time 3-5 business days
Note: Result turnaround times are an estimate and are not guaranteed. Our reference lab may need additional time due to weather, holidays, confirmation/repeat testing, or equipment maintenance.
Description: The cortisol awakening response is the natural rise in cortisol that is seen 30 to 40 minutes after awakening followed by a noticeable drop by 60 minutes. CAR can be utilized as a biomarker for assessment of the HPA axis function in routine clinical practice. CAR is influenced by overall HPA reactivity, as well as a person’s anticipation of stress.
Includes: Cortisol Waking Cortisol AM30 Cortisol AM60 CAR Rise (Calculated) CAR Decline (Calculated)