Sleep-wake rhythms in normal adults usually have a periodicity of 24 hours, while 48-hour sleep-wake cycles have been ...

As the biological seat of mental life, the brain is center stage in the investigation of what causes and characterizes mental disorders ... components of the limbic system, the hippocampus ...

"Dysfunction in these systems contributes to anxiety, mood, and substance ... trajectories in the limbic system, potentially leading to distinct mental health disorders." As part of their recent ...