1. He said that before the industrial era, nobody slept 8 hours in one block. People slept in two parts: they went to bed after sunset, woke up around midnight, stayed awake for 1–2 hours, then went back to sleep. This “split sleep” was normal for thousands of years. But when factories appeared in the 19th century, society forced everyone into one long sleep window — and the body never fully adapted. He said the modern schedule confuses the brain: it doesn’t understand when it should rest and wh
0:05
TikTokkitija.ozo
1. He said that before the industrial era, nobody slept 8 hours in one block. People slept in two parts: they went to bed after sunset, woke up around midnight, stayed awake for 1–2
kitija.ozo(@kitija.ozo). original sound - kitija.ozo. 1. He said that before the industrial era, nobody slept 8 hours in one block. People slept in two parts: they went to bed after sunset, woke up around midnight, stayed awake for 1–2 hours, then went back to sleep. This “split sleep” was normal for thousands of years. But when factories ...
7.9M views1 week ago
Shorts
SPLIT, CROATIA | 10 BEST Things To Do In & Around Split
11:12
557.3K views
SPLIT, CROATIA | 10 BEST Things To Do In & Around Split
World Wild Hearts
Top 7 Things To Do In Split, Croatia
8:27
206K views
Top 7 Things To Do In Split, Croatia
Sam Batson
Windows 10 Tips and Tricks
Windows 10 Tips & Tricks You Should Be Using!
17:58
Windows 10 Tips & Tricks You Should Be Using!
YouTubeBrett In Tech
1.8M viewsMar 20, 2020
Windows 10 Tips and Tricks
21:03
Windows 10 Tips and Tricks
YouTubeKevin Stratvert
561.8K viewsOct 13, 2020
Windows 10 Tips And Tricks
6:07
Windows 10 Tips And Tricks
YouTubeInsider Tech
45.9K viewsJan 29, 2021
Top videos
Cómo abrirse de piernas fácilmente
0:18
Cómo abrirse de piernas fácilmente
TikTokjuanfecastrob
9.8M viewsJun 6, 2023
What is Loan Amortization?
1:31
What is Loan Amortization?
YouTubeTata Capital
2.6M views2 weeks ago
Split de entrenamiento de fuerza, importa?
2:18
Split de entrenamiento de fuerza, importa?
TikTokadrianherrerocoach
11.6K views6 days ago
Windows 10 Update Problems
Fix Windows Update Problems in Windows 10
14:54
Fix Windows Update Problems in Windows 10
YouTubeBritec09
180.6K viewsSep 24, 2022
How to troubleshoot Windows 10 Update | Microsoft
3:12
How to troubleshoot Windows 10 Update | Microsoft
YouTubeMicrosoft Helps
28K viewsMay 8, 2020
Troubleshoot issues updating Windows 10 | Microsoft
3:36
Troubleshoot issues updating Windows 10 | Microsoft
YouTubeMicrosoft Helps
15.6K viewsJan 31, 2018
Cómo abrirse de piernas fácilmente
0:18
Cómo abrirse de piernas fácilmente
9.8M viewsJun 6, 2023
TikTokjuanfecastrob
What is Loan Amortization?
1:31
What is Loan Amortization?
2.6M views2 weeks ago
YouTubeTata Capital
Split de entrenamiento de fuerza, importa?
2:18
Split de entrenamiento de fuerza, importa?
11.6K views6 days ago
TikTokadrianherrerocoach
The process of splitting wood with a circular wood splitting stand
0:06
The process of splitting wood with a circular wood splitting stand
4.6M views4 weeks ago
YouTubeCraftsman Vision
My Tongue Piercing Journey – A Baby Step!
0:06
My Tongue Piercing Journey – A Baby Step!
421.8K views1 week ago
TikTokglimzygirl
30-Day Splits Challenge Progress Update - Left Leg Pain Relief
0:16
30-Day Splits Challenge Progress Update - Left Leg Pain Relief
6.6M viewsJan 1, 2023
TikTok30_days_progress
Split Tongue Beauty: Slowly But Surely Turning Into My True Self
0:05
Split Tongue Beauty: Slowly But Surely Turning Into My True Self
775.4K viewsMar 21, 2024
TikToknikkibitez
0:15
The 5 Moves That Open Your Middle Splits FAST 🔥 #flexibility #stretchin…
288.4K views2 weeks ago
YouTubeFlex with Olha
0:50
Homemade Split Pea Soup Recipe with Ham | Easy and Delicious
625.4K viewsApr 2, 2023
TikTokdownshiftology
1:06
Billionaire David Geffen Files for Divorce After 2 Years
132.5K views1 week ago
TikTokpinknews
1:23
Bharat Rasayan Sets Record Date for Stock Split & Bonus Issue | Ke…
172.4K views2 weeks ago
YouTubeKotak Securities
0:11
time to cut off my hair #brycewsly #damagedhair #splitends #hairtok …
245.6K views3 weeks ago
TikTokbrycesyora
2:33
Dr Nabiha Nikkah And Slip of tongue that's amazig now #Drnabiha #bre…
212.7K views4 weeks ago
TikToksaqibahmadraja
1:43
Healthy steak bagel bites Each one 57 calories 6.3g protein 2.17 g fat…
60.4K views1 week ago
TikTokcookingforgains
0:32
Split #yeat #edit #yeatedit #luhskeletn #fyp | yeat
126.6K views1 week ago
TikTokluhskeletn
0:14
I wish hyein and haerin nothing but the best but knowing the other 3 w…
189.7K views4 weeks ago
TikTokloonanextdoor
1:58
#duće #november #swimminginnovember #dalmatia …
92.3K views1 week ago
TikTokanita_split
2:45
Joe: Trump’s attacks on Marjorie Taylor Greene show “a fracturing …
43.9K views3 weeks ago
YouTubeMS NOW
2:08
Kandi it's finally falling for a divorce from Todd. I guess she has seen t…
96.2K views2 weeks ago
TikTokmzuniquecutz
See more videos
Static thumbnail place holder

Short videos

11:12
SPLIT, CROATIA | 10 BEST Things To Do In & Around …
557.3K viewsNov 5, 2022
YouTubeWorld Wild Hearts
8:27
Top 7 Things To Do In Split, Croatia
206K viewsSep 16, 2022
YouTubeSam Batson
11:25
Best Things to Do in Split, Croatia - Travel Guide [4K]
14.3K viewsJan 1, 2023
YouTubeViaTravelers
3:51
Travel Guide - Split - Croatia - Amazing Things to Do in S…
2.9K viewsMay 12, 2023
YouTubeTour & Travel
14:33
Is Split a MUST SEE While Visiting Croatia? Ultimate T…
28.4K viewsNov 26, 2022
YouTubeBrian and Carrie
16:30
SPLIT TRAVEL GUIDE 🏛️ Top 15 Things To Do In Split, Cr…
270.7K viewsJul 21, 2018
YouTubeSamuel and Audrey - Travel and Foo…
2:31
Split Official Trailer 1 (2017…
Trailer
31.8M viewsJul 27, 2016
YouTubeRotten Tomatoes Trailers
2:38:18
Split, Croatia Walking Tour - 4K 60fps with Captions
931.7K viewsOct 23, 2022
YouTubeProwalk Tours
17:32
Split, Croatia | The Ultimate Travel Guide
61.3K viewsMay 11, 2022
YouTubeKatie Victoria Hulland
9:43
Split Croatia Travel Guide BEST PLACES to visit in S…
4.3K viewsJan 26, 2023
YouTubeTravel Route
17:54
SPLIT Croatia - Best things to do and visit- Travel Guide 2…
20.4K viewsJun 24, 2023
YouTubetravel wonder fun
35:53
Visit Croatia: Split's Most Iconic Landmarks - 4k Walk…
159 viewsMay 22, 2024
YouTubeUrban Trails
1:09
🏝️ Split | Wonders of Croatia | The Most Amazing Places i…
51 views9 months ago
YouTubeTimeless Travel Diaries
10:21
Split Croatia: 10 BEST Things To Do In 2024 (Travel Guide)
17.7K viewsAug 23, 2024
YouTubeTravelScout
9:39
8 MIN STRETCH FOR SPLITS - how to get your front spli…
15.5M viewsDec 9, 2020
YouTubePamela Reif
12:57
Split Croatia - Best Things To Do & Visit | Travel Guide
92 viewsAug 29, 2024
YouTubeFacts To Sleep
5:12
How to do the Splits for the Inflexible! Beginner Splits …
9.5M viewsMar 13, 2021
YouTubeAnna McNulty
18:54
How to Get the Splits as a Beginner! *Science Explain…
1.6M viewsFeb 28, 2021
YouTubeNatacha Océane
14:26
Get the Splits Fast! Stretches for Splits Flexibility
16.8M viewsJun 20, 2020
YouTubeAnna McNulty
27:39
Feel-Good Stretches for Splits // SATURDAY // 28-D…
4.9M viewsJun 7, 2019
YouTubeblogilates
Static thumbnail place holder