WHAT TYPE OF SLEEP ACTIVITY IS BEING TRACKED? Karyna Updated November 03, 2017 14:56 Follow If you wear Ray to sleep, it can automatically track: When you fell asleep Duration of sleep Duration of light and restful sleep When you woke up Related articles MY SLEEP DATA DOES NOT SEEM TO BE TRACKING IN THE APP. HOW CAN I FIX THAT? MY SLEEP DATA DOES NOT SEEM ACCURATE IN THE APP. WHY? CAN MY SMARTWATCH TRACK MY SLEEP? WHAT IS LINK? Comments 0 comments Article is closed for comments.