Some of our research studies ask volunteers to provide saliva samples, which can be used to test for the production of sleep-related compounds like cortisol. Detailed instructions for sample collection are available in the videos below:

Overview:

 

Step by step instructions:

 

 

Credits & acknowledgements:

• Portions of this video content was adapted from the excellent instructional videos shared by The Biomarker Network team at USC.
• Please contact Katharine Liang, MD, PhD for permission to use these videos.