Brain Differences Linked to Insomnia Identified

Johns Hopkins researchers have found that people with chronic insomnia show more plasticity and activity than good sleepers in the part of the brain that controls movement. "Insomnia is not a nighttime disorder," says study leader Rachel E. Salas, M.D., an assistant professor of neurology at the Johns Hopkins University School of Medicine. "It''s a 24-hour brain condition, like a light switch that is always on. Our research adds information about differences in ...