If you're wondering what the optimal times are to engage in certain activities, listen to your body's circadian rhythms. Circadian rhythms are physiological, mental and behavioral changes governed by the body within a 24-hour clock, according to the National Institute of General Medical Sciences. They are affected by environmental cues, such as sunlight, darkness and temperature.
You may have heard of the "bedtime pass," an innovative idea that is helping many children ages 3 to 10 years old (and their parents) who struggle with bedtime. The idea is simple: at bedtime, you give your child a notecard (i.e., bedtime pass), and he or she can come out of their bedroom to see mom or dad one time after they are tucked into bed for the night.