Insights will be where the quality of Fitbit’s new sleep tracking is going to need to prove itself, reports Wareable.

Fitbit uses a mix of internal and external sleep experts when it works on devices and software, and Dr Siebern has been working with the company as an external advisor for almost two years. What’s perhaps most fascinating about this, as Dr Siebern pointed out, is that Fitbit is going to find itself with a lot of information that could have a meaningful contribution to the field of sleep science. “Now we’re asking questions nobody’s been able to ask in the past,” said Dr Siebern. “When we do research we’re collecting data maybe a night or two in a sleep lab, or one or two weeks worth of sleep data, but now there’s this huge data set.”