'Rate your pain on a scale of zero to ten' -- for most adults and older children, it's a simple concept. But preschool-aged children generally lack the cognitive skills needed to make reliable pain ...

New research supports the view that the effects of the pandemic on preschoolers' development are not so dire. (Photo illustration: Yahoo News; photos: Getty Images) In a new study published in JAMA ...

Screen time use by infants, toddlers and preschoolers has exploded over the last decade, concerning experts about the impact of television, tablets and smartphones on these critical years of rapid ...

Preschool years are a period of rapid brain development. By the age of five, a child's brain is approximately 90 percent of its adult size, highlighting the importance of this developmental window in ...

Screen time use by infants, toddlers and preschoolers has exploded over the last decade, concerning experts about the impact of television, tablets and smartphones on these critical years of rapid ...