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.
the poll results indicate that on average children get less sleep during a 24 hour period than recommended by sleep experts infants get 12 7 hours when experts recommend that from 3 11 months they should get 14 15 hours toddlers get 11 7 hours when 12 14 hours are recommended for children aged 1 3 years