For example, the distance between Mercury and Earth can range from 77 million kilometres at their closest point, to 222 million kilometres at their farthest.
From ages 1 to 3, most toddlers sleep about 12 to 14 hours over a 24-hour period. Separation anxiety, or just wanting to be up with mom and dad (and not miss anything), can motivate a child to stay awake. So can the simple toddler style of always saying No!.
But there was a limit to the benefit; too much sleep was associated with higher rates of diabetes, obesity and mental health issues. Hereâs how much sleep they recommend for children at different ages: Babies, 4 to 12 months: 12 to 16 hours. Children, 1 to 2 years: 11 to 14 hours.