Preschoolers exposed to nighttime light lack melatonin

(University of Colorado at Boulder) A new study from University of Colorado Boulder found that preschoolers exposed to bright light at bedtime had an 88 percent reduction in melatonin levels. Anatomical differences in their young eyes may make them more vulnerable to adverse impacts of bright light, the researchers say.

from EurekAlert! - Social and Behavioral Science http://ift.tt/2D3blXr