In addition, we are now appreciating that the genetic contributions to different phenotypes vary in terms of the genes involved; when those genes are activated during brain development ...

For this study, the researchers focused on a subgroup of 1,089 twins from the register, specifically those for whom both intelligence test scores and detailed psychopathology data were available ...

from which researchers identified 25 genes and demonstrated a genetic distinction between cannabis use and CUD, with the latter being closely associated with psychopathology and disability.

Study: Relationships of eating behaviors with psychopathology, brain maturation and genetic risk for obesity in an adolescent cohort study. Image Credit: Dasha Petrenko/Shutterstock.com In a ...