This page provides instructional videos and documents for the Sana device. Please ensure you are viewing the information that relates to your Sana device as it will either be an app-enabled device, meaning it requires the Sana Relief app to start the session, or it will be a non-app device, meaning it does not require an app to start the session. Contact the Sana Health Customer Service team at support@sana.io or 720-310-3370 if you have additional questions.