This study aims to investigate the effect of a 15-minute meditation practice on sleep architecture and high-frequency Heart Rate Variability (HF-HRV), as well as cognitive performance after both a well-rested and sleep-deprived night.
Sleep is physiologically important for memory consolidation, mood and hormonal regulation, and maintaining low levels of systemic inflammation. However, a substantial proportion of people are reported to regularly sleep less than the recommended 7-9 hours a night. Meditation may be a means to mitigate the negative effects of sleep deprivation, as many types of meditations are associated with increasing high-frequency heart rate variability (HF-HRV), which is an index of parasympathetic control of the heart. Greater parasympathetic drive may be associated with physiological buffering of the detrimental effects of sleep deprivation. The investigators want to conduct a prospective cohort study where subjects are asked to learn and practice a 15-minute meditation (shoonya meditation) or continue their usual routine. Subjects will be asked to complete some cognitive tests before and after a night of sleep and a night of sleep deprivation. During the night of sleep, participants will undergo polysomnography recording for sleep architecture and quality. The intervention group will be asked to undergo these same study procedures after 2 months of meditation practice. The control group, which continues their usual routine, will only undergo one visit.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
NONE
Enrollment
60
Regular nappers will be given a 30 minute nap opportunity to nap for as long as they please.
This is a 15 minute meditation, described as a process of conscious non-doing.
Beth Israel Deaconess Medical Centre
Boston, Massachusetts, United States
RECRUITINGError frequency Change: Go-No Go Task
The primary outcome is the difference in number of commission and omission errors on the Go-No Go task. The difference in scores pre- and post-sleep deprivation will be analyzed between the control and intervention group.
Time frame: 2 months post learning meditation
Reaction Time Change: Go-No Go
The difference in reaction times on the Go-No Go task. The difference in scores pre- and post-sleep deprivation will compared between the control and intervention groups.
Time frame: 2 months post learning meditation
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