BACKGROUND AND OBJECTIVE Infant formula is supplemented with long-chain polyunsaturated fatty acids (LCPUFAs) because they are hypothesized to improve cognition. Several randomized controlled clinical trials have examined the effect of LCPUFA supplementation of infant formula on cognitive development. We conducted this meta-analysis to examine the efficacy of LCPUFA supplementation of infant fo...

a secular milestone is approached by the world in line of reaching millennium development goals (mdgs). after december 2015, a new of flexible and global sustainable development goals (sdgs) were set, replace mdgs by sdgs. infant mortality rate (imr) is a pivotal indicator of development in a given country that embedded in millennium development goal (mdg).  after that in manner of strong clini...

The onset of walking is a developmental transition that sets in motion a cascade of change across a range of domains, including social interactions and language learning. However, research on the unfolding of such change in the infant across this transition is limited. This investigation utilized a longitudinal design to examine the effect of walking acquisition on infant social development and...

We quantified the multiscale clustering in the acoustics of infant prelinguistic vocalizations, the development across the first two years of life, and the relationship between caregivers' vocalizations for fifteen infant-caregiver dyads. The multiscale structure of infant utterances, spanning from seconds to over one hour was similar to that of caregivers, providing new evidence for the multis...

background: although it is usually recommended that children begin care after their second or third year, some employed parents have to enroll their children in childcare from under the age of 6 months in iran. regardless of when children enter care parents and experts are concern about how childcare affects children’s language, social and intellectual development. the aim of this study was to ...