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Brain's window for language learning open until adulthood

A massive study of nearly 700,000 English speakers reveals that the optimal years to learn a second language is open until the age of 17.4, challenging standard theoretical accounts of language learning. This finding has significant implications for neuroscience, linguistics, developmental psychology, and public policy.

SourceBoston College·JournalCognition·DateMay 1, 2018

Children are as fit as endurance athletes

Researchers found that children's muscles are more fatigue-resistant and recover faster than those of untrained adults and even well-trained endurance athletes. This discovery may lead to better understanding of how our bodies change from childhood to adulthood and inform the development of athletic potential in children.

SourceFrontiers·JournalFrontiers in Physiology·DateApr 24, 2018

Study finds high rates of type 1 diabetes near food swamps

A study published in the Endocrine Society's Journal of the Endocrine Society finds higher rates of type 1 diabetes in areas with a high proportion of fast food restaurants and convenience stores. The research suggests that an adverse food environment may contribute to the development of type 1 diabetes, particularly among adults.

SourceThe Endocrine Society·JournalJournal of the Endocrine Society·DateApr 17, 2018

More work is needed to determine appropriate drug doses for children

A recent study analyzing pediatric drug dosage guidelines found inconsistencies in recommended doses, with varying results from allometric scaling and prior patterns of use. The analysis suggests a need for more precise treatment approaches to address the complexities of pediatric dosing.

SourceWiley·JournalBritish Journal of Clinical Pharmacology·DateFeb 7, 2018

A majority of middle-aged people show a high level of mental well-being

A recent study at the University of Jyväskylä found a surprisingly high level of mental well-being among middle-aged individuals. The research examined multiple dimensions of mental well-being and identified four groups with varying levels of mental well-being. Individuals on the high-wellbeing trajectories had more satisfying relation...

SourceUniversity of Jyväskylä - Jyväskylän yliopisto·JournalInternational Journal of Behavioral Development·DateFeb 5, 2018

Tracking the impact of early abuse and neglect

A study led by University of Utah researcher Lee Raby found that children who experience abuse and neglect early in life are more likely to struggle with social relationships and underachieve academically as adults. The study, published in Child Development, suggests that maltreatment's effects can persist from childhood through adoles...

SourceUniversity of Utah·JournalChild Development·DateJan 16, 2018

Analysis of new studies including 250,000 people confirms sugar-sweetened drinks are linked to overweight and obesity in children and adults

A new review of 30 studies on sugar-sweetened beverages confirms their association with overweight and obesity in children and adults. Countries are advised to implement policies to reduce SSB consumption, with examples from Mexico's successful tax policy and the UK's upcoming sugar tax.

How teens learn about others

A new study reveals that teenagers are slower to learn about their peers' preferences due to underdeveloped brain regions. The fusiform cortex and medial prefrontal cortex, responsible for understanding mental states, show ongoing development during adolescence, which may explain these differences.

Minorities don't receive same health benefits of college completion as white peers

A new study from the University of North Carolina at Chapel Hill reveals that black and Hispanic young adults from disadvantaged childhoods face worse physical health risks despite completing college. College completion is linked to improved mental health, but not necessarily better physical health outcomes for minority individuals.

SourceUniversity of North Carolina at Chapel Hill·JournalProceedings of the National Academy of Sciences·DateDec 18, 2017

U of I-led team reports connections that will fuel future brain trauma research

A University of Idaho-led team found a way to stimulate the formation of new neural connections in the adult brain, which could help humans fend off memory loss and brain trauma. The study used genetic manipulation in mice to induce axon and dendrite outgrowth, leading to the formation of stable, functional connections.

SourceUniversity of Idaho·JournalProceedings of the National Academy of Sciences·DateNov 7, 2017

Language patterns and gene expression

Researchers analyzed audio clips from 143 adults to find individual language patterns related to gene expression and adversity; they discovered that these patterns better predicted adverse gene profiles than self-reported measures of anxiety and stress. This study provides a new link between spoken language and immune system regulation.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateNov 6, 2017

A quarter of problematic pot users have anxiety disorders, many since childhood

A quarter of adults with problematic marijuana use have anxiety disorders in childhood and late adolescence. The study also found that some teens who abuse pot outgrow habit in adulthood. Childhood maltreatment and peer bullying were linked to an increased risk of chronic marijuana abuse, but not necessarily earlier use.

SourceDuke University Medical Center·JournalJournal of the American Academy of Child & Adolescent Psychiatry·DateOct 24, 2017