ID 177522484 © Eldarnurkovic | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
alarm alert annoyed apnea asleep bed circadian clock daytime deficiency delayed depression deprivation difficulty dream early emotion exhausted fatigue groggy hour hygiene inertia insomnia job melatonin mom mood morning night oversleep overworked parasomnias parent phase problem rhythm ritual routine sleep sleepiness sleepy snooze snoozing stress sun time tired unpleasant wake