What is lack of sleep doing to your brain?
Lack of sleep has a significant impact on brain response to an attention task. Circadian rythym playing a major role.
The days are getting longer. Set your winter bedtime earlier and wake up earlier with the light.
A recent study had participants remain awake for 42 hours, beginning in the morning and covering 2 biological days, 1 biological night and part of a second night.
They periodically performed the psychometer vigilance task, a visual reaction time task designed to measure attention and an auditory n-back task and structural MRI data was collected.
Their performance remained stable during the first day, but significantly decreased after sleep deprivation, recovered the second day and then returned to baseline after a period of recovery sleep