Sugar Before Bed Disrupts Sleep Quality and Duration
Sugar before bed causes blood sugar fluctuations that lead to shorter total sleep time, poorer sleep quality, and increased nighttime awakenings, with the highest sugar consumers facing 27% higher odds of poor sleep.
- Higher added sugar intake correlates with reduced total sleep time in adults.
- Increased sugar consumption is linked to worse overall sleep quality reports.
| Claim | Scientific Observation | Impact Magnitude | ||
|---|---|---|---|---|
| Higher added sugar intake | Total sleep time | Shorter duration | ||
| More added sugars consumed | Overall sleep quality | Poorer quality | ||
| Excess sugar intake | Deep sleep stages | Interference from fluctuations | ||
| Late-evening sugar | Nighttime awakenings | Increased due to energy crashes | ||
| Highest sugar quartile | Poor sleep quality | 27% higher odds |