Researchers signled out five types of sleep based on analyses of five million nights across roughly 33,000 people wearing an Oura ring. Credit: OURA Your sleep tracker might give you information about more than just your sleep–specifically, it might give you information about chronic conditions such as diabetes and sleep apnea, and illnesses such as COVID-19. This is one of the findings of a study that analyzed data from 5 million nights of sleep across roughly 33,000 people. Based on the new analyses, the researchers identified five main types of Read More