# 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.



[Read the paper](https://pubmed.ncbi.nlm.nih.gov/?term=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)

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