Sleep Terrors in Twins

Abstract

In an attempt to clarify the genetic and environmental causes of sleep terrors in childhood, reasearchers in Canada followed 390 pairs of monozygotic and dizygotic twins by assessing the frequency of sleep terrors at 18 and 30 months of age using a questionnaire administered to the biological mothers.

Keywords

• sleep terrors
• dizygotic twins
• genetic-environmental etiology