A school schedule that begins at 9:00 am and ends at 4:10 pm would be the best fit for adolescent sleep patterns. Some adolescents may take sleep order at some fact throughout adolescence. Defining the outline and practice of sleep amongst adolescents could be valuable to institute a lasting sleep hygiene program among adolescents. Behavioral sleep difficulties describe as sleeping difficulties that do not have a physiological aetiology but somewhat a behavioral are stated in amid 20% - 40% of children and adolescents. These sleep imperative are characterized as behavioral insomnia of childhood in the international classification of sleep disorders.