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
How To Create the Perfect Gym Split | Bio For AFFORDABLE Coaching Programs 💬 #fyp #foryou #foryoupage #gym #fitness
2:58
8.4K views
How To Create the Perfect Gym Split | Bio For AFFORDABLE Coaching
trstnn.lifts
How to Split Video into Multiple Clips in Clipchamp
0:59
1.1K views
How to Split Video into Multiple Clips in Clipchamp
clipchamp
Excel Tutorial
How To Use Excel: A Beginner’s Guide To Getting Started
How To Use Excel: A Beginner’s Guide To Getting Started
spreadsheeto.com
Feb 20, 2023
MS Excel - Basics
7:03
MS Excel - Basics
YouTubeTutorialsPoint
2.8M viewsJul 26, 2016
Excel VBA Explained for Beginners
7:47
Excel VBA Explained for Beginners
YouTubeSimon Sez IT
158.7K viewsMar 4, 2021
Top videos
Cómo abrirse de piernas fácilmente
0:18
Cómo abrirse de piernas fácilmente
TikTokjuanfecastrob
9.8M viewsJun 6, 2023
Split de entrenamiento de fuerza, importa?
2:18
Split de entrenamiento de fuerza, importa?
TikTokadrianherrerocoach
11.6K views6 days ago
The process of splitting wood with a circular wood splitting stand
0:06
The process of splitting wood with a circular wood splitting stand
YouTubeCraftsman Vision
4.6M views4 weeks ago
Excel Formulas
Excel Formulas and Functions | Full Course
52:40
Excel Formulas and Functions | Full Course
YouTubeKevin Stratvert
2.3M viewsMay 13, 2022
Top Excel Formulas and Functions
2:31:06
Top Excel Formulas and Functions
YouTubeSimon Sez IT
146.3K viewsJan 17, 2024
Mastering Excel: Top 10 Formulas You Need to Know
14:30
Mastering Excel: Top 10 Formulas You Need to Know
YouTubeKenji Explains
72.3K viewsJun 16, 2024
Cómo abrirse de piernas fácilmente
0:18
Cómo abrirse de piernas fácilmente
9.8M viewsJun 6, 2023
TikTokjuanfecastrob
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
What is Loan Amortization?
1:31
What is Loan Amortization?
2.6M views2 weeks ago
YouTubeTata Capital
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