Before revision: The use of computers by children and adolescents, including devices such as smartphones, tablet computers and laptops before bed has been associated with a reduction in the hours of sleep experienced by frequent users, along with a decreased quality of sleep, in most cases.
After revision: The use of computers () by children and adolescents including devices such as smartphones, tablet computers and laptops before bed has been associated with a reduction in the hours of sleep experienced by frequent users, along with a decreased quality of sleep, in most cases.