Earlier this year, Apple announced its forthcoming Healthkit app, which can gather sleep-related data from third-party devices.
But the company's got a pair of announcements this week, including an update to its popular Alta tracker and changes to the way it gathers sleep tracking.
It has a smart alarm which can be set to wake you up at any prefered interval and it gathers sleep-stage data that's far more thorough than most competitors.
In this study, in terms of sleep quality evaluation, we chose to use the subjective questionnaire and the objective polysomnographic recording to gather the sleep quality parameters for comparison.
If you feel your child is not getting enough sleep, gather information about their sleeping patterns through keeping a diary and reflecting on the bedtime routines.
Much of what is known about parasomnias has been gathered in sleep clinics, the first of which was established only in 1970 at Stanford University.
Recently, Horikawa and colleagues (2013) were able to use neuroimaging data gathered during sleep onset to predict with 60% accuracy the types of objects described in the corresponding mentation reports.
At night, she says, those who cannot sleep gather in the chapel at the centre, where they talk, pray and wail: "There is crying and screaming.
Before you go to sleep, gather whatever you'll need to be comfortable the next day, plus a few things to keep you entertained when you inevitably wake up.
In one of the film's dream states, an anti-gravity hotel corridor is the setting for a fight scene where Gordon-Levitt's Arthur not only battles villains trying to kill him, but gathers his sleeping teammates to safety - all in a state of total weightlessness.
