Key findings
Right-side → happier, less vivid
Respondents waking on the right side reported higher happiness and lower vividity on average.
Left-side → more vivid, scarier
Left-side positions aligned with higher vividness and scariness ratings.
Stomach → sadder, bizarre, romantic
Stomach positions had higher sadness (lower happiness), bizarreness, and romance scores.
Back → least scary and bizarre
Back positions showed lower averages for scariness and bizarreness.
Context: These findings reflect correlations in self-reported data from teenagers. We controlled analyses by excluding zero/blank responses and grouping positions by body orientation.