SOMNOLOGIST Poluektov: WHAT DOES THE BRAIN DO IN SLEEP?

Опубликовано: 24 Июль 2026
на канале: ОСНОВА
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How to learn new information while sleeping, how much sleep do you need, what's the sleep record, do larks exist, what is lethargic sleep, and what is SLEEP anyway? Guest: somnologist Mikhail Poluyektov.

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0:00 - Beginning
0:15 - What will we talk about?
1:10 - Why can't we record the moment we fall asleep?
4:16 - Why do we need sleep?
4:54 - Who can sleep? Jellyfish sleep
6:01 - "Nature hasn't come up with anything better." About sleep from an evolutionary perspective
8:52 - The theory of synaptic homeostasis. What preserves sleep?
11:14 - "Sleep influences the emotional component of memories"
14:35 - What is sleep?
17:57 - How long can a person go without sleep?
18:44 - Why can't we sleep very much?
21:03 - What is the minimum amount of sleep a person can allow themselves?
22:57 - What are sleep cycles? How are they different?
28:43 - Why do we forget dreams so quickly?
30:35 - About black-and-white and color dreams
32:23 - Are dreams usually about what worries us? The meaning of dreams
41:35 - Where do nightmares and unpleasant dreams come from?
43:35 - How to avoid unpleasant dreams?
44:03 - Lucid Dreaming and How Does It Work?
47:08 - "You Can Learn to Control Your Dreams." Why?
50:29 - Are There Pills That Turn Off Dreams?
51:11 - How Are Dreams Researched?
53:33 - Are There Open-Brain Studies?
56:20 - Does Listening to Lectures While Sleeping Help You Learn? How Does Sleep Help You Learn?
1:00:16 - The Internal Clock and How Does It Work?
1:01:47 - Are "Lark" and "Owl" Scientific Concepts?
1:03:58 - The Horn-Ostberg Test. Take it to understand more about your sleep :)
1:05:02 - Why Do We Feel More Tired in Winter?
1:06:37 - Is It Better to Wake Up in the Light or Dark in Winter?
1:10:27 - What is lethargic sleep?
1:13:00 - Did Gogol fall into a lethargic sleep?
1:13:51 - The intermediate state of sleep
1:17:21 - Animal hibernation. What is this state?
1:18:57 - On the uniqueness of human sleep
1:20:06 - Is there a quick way to fall asleep?
1:21:54 - Is there a perfect sleep?
1:23:08 - Thanks for watching!

We would like to thank Kommuna Studio and the MISIS University of Science and Technology for their assistance with filming.

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