The day after last shift he is trying to sleep from 7 am — 1 pm and then go to bed at regular time of 9 pm to get back to regular daytime waking. (thyroidpharmacist.com)
In every human society, people gather in family groups at more or less regular times of day to eat what has been cooked. (newscientist.com)
Equally, plan in regular time for you and your child to play and interact. (momtricks.com)