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Light O'Clock Podcast
Season 2 – Episode 2: Sleep and circadian rhythms – same or different?

Season 2 – Episode 2: Sleep and circadian rhythms – same or different?

Light O'Clock vor 1 Jahr

Host: Carolina Guidolin | Guest: Renske Lok

0:00

28:35

Podcast

Light O'Clock

30 Episoden

A podcast on light and your body clock

Wissenschaft Gesundheit & Fitness

Podcaster

mspitschan

In today’s episode, we dive deep into the relationship between
circadian rhythms and the sleep-wake cycle with Dr. Renske Lok
from Stanford University. Are they different or the same? What
other processes in the body regulate your sleep? Can you catch-up
on lost sleep? How can you even know if you are sleep-deprived
and need more sleep? Tune in to get the answers to these and many
other questions on sleep and circadian rhythms.

Links and resources related to the episode’s
content

Graphic of sleep pressure (process S) and circadian rhythms
(process C)
[https://static.physoc.org/app/uploads/2019/03/22194528/Fig3.jpg]

Further reading on the two-process model of sleep
[https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9540767/]

Disconnect between how sleepy people feel (subjective) and
how sleepy they actually are (objective)
[https://doi.org/10.2147/NSS.S312808]

Timestamps

(00:00) Intro

(02:08) Introducing Dr. Lok

(02:44) Circadian rhythms: from morning to night

(06:37) Sleep and circadian rhythms: same or different?

(08:10) The two-process model of sleep

(09:08) The “forbidden” zone

(10:02) Travel and jet-lag

(11:35) How does sleep pressure work?

(14:28) Can you catch-up on lost sleep?

(17:19) How to know if you’re sleep-deprived?

(20:03) Separating process S and C in the lab

(26:20) Outro

Contact

For feedback and questions, you can contact us
at: lightoclock@tuebingen.mpg.de

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