Worst tier · Sleep products
Evening alcohol “nightcap”
Alcohol is a high-confidence sleep-risk pattern for parents: sedating first, fragmenting later, suppressing REM, worsening snoring/OSA risk, and degrading next-day cognition.
AvoidDo not use alcohol as a sleep aid — it trades shallow sedation for more fragmented, lower-quality sleep.
Why it ranks
Ethanol speeds sleep onset for some people but predictably alters sleep architecture: increased wake after sleep onset, reduced REM sleep, and exacerbated upper-airway resistance — catastrophic if sleep apnea is present. This belongs at #1 on the avoid list because it is pervasive, socially normalized, and measurably harmful.
Highlights
- Socially common — which is exactly why it needs a hard “avoid” label
- Short-term sedation masks long-term fragmentation
Caveats
- Fragments REM & deep sleep even at “moderate” doses in many individuals
- Worsens snoring and obstructive events — high cardio-metabolic risk when combined with apnea
- If dependent drinking is suspected, seek medical support — sudden cessation can be dangerous
- Replace with CBT-I, light timing, and clinician-guided care
Testing method
Polysomnography & meta-analytic alcohol-sleep literature — increased WASO and REM suppression across doses.