On Saturday night of the time switch, set your clocks ahead in the early part of the night — so you lose an hour of wakefulness instead of sleep — and go to bed at your normal time according to those clocks, not the television schedule or the time on your cell phone. (health.com)
These fast, low - voltage brain waves resemble the ones that occur during wakefulness. (scientificamerican.com)
The average wakefulness window for most toddlers is around 4 hours. (sleeplady.com)