verb (used with or without object), bifurcated, bifurcating. 1. to divide or fork into two branches. adjective. 2. divided into two branches.
Advertisement. By the Numbers. According to the National Sleep Foundation, newborns should sleep 12 to 18 hours out of every 24 (every new parent hopes), with a gradual reduction to 12 to 14 hours for toddlers ages 1 to 3; 11 to 13 hours for preschoolers 3 to 5; and (yes!) 10 to 11 hours for schoolchildren ages 5 to 10.
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.