The Health Report: Researchers Explain Why It’s Hard to Sleep in New Place

source: VOA Learning English     2016年5月17日
It is well know many people have a hard time sleeping in a new place. Researchers from Brown University think they know why. They said the left part of the brain is more active when people sleep in a new place. They said the brain appears to be keeping watch for possible danger.
Originally published at - http://learningenglish.voanews.com/a/...