Light O'Clock (Spotlight)

The dark side of daylight (Daylight Awareness Week 2024)

Host: Carolina Guidolin | Guest: Anna Wirz-Justice

DOI: 10.17617/1.pm90-9074 | License: CC-BY

On the occasion of Daylight Awareness Week 2024 (28-31 October) and Halloween, Light O’Clock is partnering up with the Daylight Academy to bring you an extra special episode that blends the science, the spooky, and the supernatural! Our host dives into the eerie mysteries of circadian rhythms, sleep and daylight with Prof. em. Anna Wirz-Justice, a pioneer in the field of chronobiology.

Tune in to learn about the witching hour, twilight, the forbidden zone, sundowning and much more!

This episode is supported by the Daylight Academy.

Links and resources related to the episode’s content

• Daylight Academy: https://daylight.academy/

• Daylight Awareness Week 2024: https://daylight.academy/daylight-awareness-week-2024/

Timestamps

(00:00) Intro
(02:28) Circadian forbidden zone
(06:33) Sleep deprivation symptoms
(08:15) Sleep deprivation as therapy
(11:30) Twilight
(14:30) Dusk without electric light
(16:13) Sundowning
(17:03) Darkness
(23:10) Lack of daylight in the North
(27:23) The witching hour
(29:07) Light therapy
(33:22) Dark therapy
(38:28) Outro