Despite growing interest in the developmental origins of callous-unemotional (CU) traits, limited evidence exists from non-Western contexts on the relative contributions of genetic and parental environmental factors. The present study addresses this gap by examining the genetic a...
Open access
Research Article10.9734/jsrr/2026/v32i54206
Twin studies are a key method in quantitative genetics, estimating genetic and environmental influences on individual differences in traits like intelligence. Fluid intelligence, a core component of general intelligence, is influenced by both genetic and environmental factors, wi...
Open access
Research Article10.9734/jsrr/2026/v32i13934
Emerging research in the field of nutritional psychiatry has revealed a compelling link between nutrition and mental well-being. This review explores how nutritional choices directly influence brain health, the connection between the brain and gut influences emotions and mental h...
Open access
Research Article10.9734/jamb/2026/v26i11066