The benefits gained by young animals engaging in play fighting have been a subject of
conjecture for over a hundred years. Progress in understanding the behavioral development …

Adolescence is a developmental period when physical and cognitive abilities are optimized,
when social skills are consolidated, and when sexuality, adolescent behaviors, and frontal …

A groundbreaking study into the formative role of play in our lives Sergio and Vivien Pellis
have synthesized three decades of empirical research to create a remarkable work …

Recent evidence suggests that a variety of environmental factors, including dietary and
gastrointestinal agents, may contribute to autism spectrum disorders (ASD). Here we …

Adolescence is an evolutionarily conserved developmental phase characterized by
hormonal, physiological, neural and behavioral alterations evident widely across …

Vulnerability to emotional disorders including depression derives from interactions between
genes and environment, especially during sensitive developmental periods. Across …

The adolescent transition is associated with increases in reward-and sensation-seeking,
peer-directed social interactions, and risk-taking, with exploratory use of alcohol and other …

Adolescence is characterized by heightened reward sensitivity. Accumulating evidence
suggests that this behavior is associated with neurodevelopmental changes in reward …

Anxiety and depression are the most prevalent of the psychiatric disorders. The average age
of onset of these disorders is in adolescence, and stressful experiences are recognized as …

Social isolation poses a severe mental and physiological burden on humans. Most animal
models that investigate this effect are based on prolonged isolation, which does not mimic …