Moderation of Genetic and Environmental Influences on Diurnal Preference by Age in Adult Twins
Barclay NL, Watson NF, Goldberg J, Buchwald D Diurnal preference changes across the lifespan. However, the mechanisms underlying this age-related shift are poorly understood. The aim of this twin study was to determine the extent to which genetic and environmental influences on diurnal preference are moderated by age. Seven hundred and sixty-eight monozygotic and 674 dizygotic […]