Table 3 Heart rate and body temperature
| Â | Blue light exposure | No light | p |
|---|---|---|---|
Heart rate, bpm | |||
 Dark adaptation | 62.6 ± 2.3 | 64.2 ± 3.2 | NS |
 Light exposure | 58.0 ± 2.0 | 58.9 ± 2.7 | NS |
 Sleep | 50.1 ± 1.8 | 49.7 ± 2.1 | NS |
 After waking | 66.9 ± 2.9 | 67.8 ± 3.0 | NS |
Body temperature, °C | |||
 Dark adaptation | 36.1 ± 0.1 | 36.2 ± 0.1 | NS |
 Light exposure | 35.9 ± 0.1 | 36.0 ± 0.1 | NS |
 Sleep | 35.8 ± 0.1 | 35.8 ± 0.1 | NS |
 After waking | 36.0 ± 0.1 | 36.1 ± 0.1 | NS |