The absence of appropriate stimuli in the physical or social environment which are necessary for the emotional, social, and intellectual development of the individual.
Child, Institutionalized
A child who is receiving long-term in-patient services or who resides in an institutional setting.
Sleep Deprivation
The state of being deprived of sleep under experimental conditions, due to life events, or from a wide variety of pathophysiologic causes such as medication effect, chronic illness, psychiatric illness, or sleep disorder.