| 5000 K light | Red light | Blue light |
---|
Summer | ⬇  | ➞ | ➞ |
Winter | ⬆ | ⬇  | ⬇ |
- An arrow ➞ indicates no effect on autonomic functions against cold stress, whereas arrows ⬇ and ⬆ indicate an arousing and a mitigating effect on autonomic functions against cold stress, respectively. On the other hand, arrows
and
indicate a mitigating effect on autonomic functions against heat stress. The latter arrow indicates a greater mitigating effect on autonomic functions against heat stress.