SleepShred
Get the app

Acute effect of alcohol intake on cardiovascular autonomic regulation during the first hours of sleep in a large real-world sample of Finnish employees: observational study

Pietilä J, Helander E, Korhonen I, Myllymäki T, Kujala UM, Lindholm H · JMIR Mental Health 5(1):e23 · 2018

Key finding

In 4,098 people, even 'low' alcohol intake cut sleep HRV by ~9%; high intake by ~40%, more so in fit and young people.

Citation

Authors
Pietilä J, Helander E, Korhonen I, Myllymäki T, Kujala UM, Lindholm H
Published in
JMIR Mental Health 5(1):e23
Year
2018
Topic
Alcohol

Read the paper ↗

Related guides

Resting heart rate: the canary in the coal mineAlcohol: sedative first, saboteur second

Related studies

Alcohol and sleep IAlcohol shortens sleep onset but suppresses REM and fragments the second half of the night.Sleep, sleepiness, and alcohol useReview: alcohol's sedative effect fades quickly and rebounds into lighter, more disrupted sleep.

Track it, don't guess it

SleepShred turns this research into a 20-second daily habit: log your night, see which of your own behaviours move your sleep, and screen for the disorders nobody diagnoses.

Get SleepShred for iPhone

Educational summary of published research, not medical advice. Screening scores are not diagnoses. If a score is elevated or you feel unwell, talk to a clinician.