Table 1.
Timing of sleep and meals in each study phase.
| Normal sleep/Normal meals | Normal sleep/Late meals | Late sleep/Normal meals | Late sleep/Late meals | |
|---|---|---|---|---|
| Sleep, h | 0000–0800 | 0000–0800 | 0330–1130 | 0330–1130 |
| Breakfast1 | 1/0900 | 4.5/1230 | 1/1230 | 4.5/1600 |
| Lunch | 5/1300 | 8.5/1630 | 5/1630 | 8.5/2000 |
| Dinner | 11/1900 | 14.5/2230 | 11/2230 | 14.5/0200 |
| Snack | 12.5/2030 | 16/0000 | 12.5/0000 | 16/0330 |
Hours from wake up time/military clock time (h).