Research

Adherence

Unhealthy eating habits, specifically consuming energy drinks, sugar-sweetened beverages, skipping breakfast, and eating irregularly, are significantly associated with poor sleep quality.

Your eating schedule matters as much as what you eat. Skipping breakfast, eating irregularly, and drinking energy drinks or sugary sodas are all linked to worse sleep. Try to eat regular meals, including breakfast, and avoid caffeinated energy drinks, especially in the afternoon or evening.

ModerateSupportsMEDIUM confidence
Poor sleep quality was also significantly and positively associated with consumption of energy drinks and sugar-sweetened beverages, skipping breakfast, and eating irregularly.
Ryoko Katagiri et al. · Journal of Occupational Health · 2014

Why this rating

Cross-sectional design limits causal inference, but the association is statistically significant after adjustment.

Source

Low Intake of Vegetables, High Intake of Confectionary, and Unhealthy Eating Habits are Associated with Poor Sleep Quality among Middle‐aged Female Japanese Workers

Ryoko Katagiri et al. · Journal of Occupational Health · 2014

DOI 10.1539/joh.14-0051-oa

cross_sectional · n=3129Cited 256×
Read the paper
DOI resolved against Crossref · corpus check 2026-06-10

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