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 ...
已浏览 790万 次2 周前
Hypixel Skyblock Dungeons Tips
The ONLY Beginner's Guide You'll Need For Hypixel Skyblock
30:30
The ONLY Beginner's Guide You'll Need For Hypixel Skyblock
YouTubeCandypat & V1dd
已浏览 45.7万 次2024年8月24日
Hytale - Official 'Breaking the Curse' Gameplay
16:46
Hytale - Official 'Breaking the Curse' Gameplay
YouTubeIGN
已浏览 34.5万 次3 周前
The ULTIMATE Beginner's Guide to Hypixel Skyblock! (2025)
42:59
The ULTIMATE Beginner's Guide to Hypixel Skyblock! (2025)
YouTubeKuvdra
已浏览 20.2万 次8 个月之前
热门视频
Only those who have bred dogs truly understand how difficult it is. When a puppy suddenly becomes stiff, there can be many causes. We can only hope it’s nothing life-threatening. #stiffPuppy #Rottweiler #WorkingDog #GuardDog #trending
1:00
Only those who have bred dogs truly understand how difficult it is. When a puppy suddenly becomes stiff, there can be many causes. We can only hope it’s nothing life-threatening. #stiffPuppy #Rottweiler #WorkingDog #GuardDog #trending
TikToklhk.petworld
已浏览 220万 次1 周前
أغاني سبيستون: ذكريات الطفولة والمغامرة
1:01
أغاني سبيستون: ذكريات الطفولة والمغامرة
TikTokabir.sag
已浏览 100万 次1 周前
Self-Care Tips for Trans Men: Shaving and Grooming
0:59
Self-Care Tips for Trans Men: Shaving and Grooming
TikTokkjkameron
已浏览 82.7万 次2 周前
Hypixel Skyblock Best Dungeon Gear
ULTIMATE Comprehensive Hunting Guide (UPDATED) 2025 | Hypixel Skyblock!
13:04
ULTIMATE Comprehensive Hunting Guide (UPDATED) 2025 | Hypixel Skyblock!
YouTubeRawHuney
已浏览 4.2万 次3 个月之前
How To Join Hypixel in 2025 (Hypixel IP)
1:35
How To Join Hypixel in 2025 (Hypixel IP)
YouTubeThe Breakdown
已浏览 5.6万 次10 个月之前
Complete Rift Guide [2025] 8/8 Timecharms - Hypixel Skyblock Rift Update
2:35:58
Complete Rift Guide [2025] 8/8 Timecharms - Hypixel Skyblock Rift Update
YouTubeModcraft
已浏览 10.2万 次2024年12月11日
Only those who have bred dogs truly understand how difficult it is. When a puppy suddenly becomes stiff, there can be many causes. We can only hope it’s nothing life-threatening. #stiffPuppy #Rottweiler #WorkingDog #GuardDog #trending
1:00
Only those who have bred dogs truly understand how difficult it is…
已浏览 220万 次1 周前
TikToklhk.petworld
أغاني سبيستون: ذكريات الطفولة والمغامرة
1:01
أغاني سبيستون: ذكريات الطفولة والمغامرة
已浏览 100万 次1 周前
TikTokabir.sag
Self-Care Tips for Trans Men: Shaving and Grooming
0:59
Self-Care Tips for Trans Men: Shaving and Grooming
已浏览 82.7万 次2 周前
TikTokkjkameron
mom how many pumps of blush should i do 🤓✌️ #fyp #viralditiktok #makeup #howmanypumps #blush #accuracy #ranking
2:04
mom how many pumps of blush should i do 🤓✌️ #fyp #viralditiktok …
已浏览 82.3万 次1 周前
TikToktop_ranking_1
Discover Texas' Best Drive-Through Lights: Lights of West
0:18
Discover Texas' Best Drive-Through Lights: Lights of West
已浏览 77.6万 次2 周前
TikTokshelbynobles
don't even think about asking me how many times i've watched this dance 🙈 #WhitneyLeavitt and #MarkBallas opened up about all things #DancingWithTheStars on the latest episode of #CallHerDaddy, including gracing us with their final performance: the #DWTS freestyle we never got to see ‼️ 🎥 @callherdaddy
2:10
don't even think about asking me how many times i've watched this …
已浏览 55.6万 次2 周前
TikTokhercampus
Magnus Vs Gukesh - How far can you calculate? 🧐
0:54
Magnus Vs Gukesh - How far can you calculate? 🧐
已浏览 30.7万 次1 周前
YouTubeGJ_Chess
0:16
Uncovering Hidden Stories in 18th Century Portraits
已浏览 54.1万 次1 周前
TikTokbyjacklynn
0:58
Luka Doncic's Three-Pointer Performance Against Suns
已浏览 44.5万 次2 周前
TikTokslopper8
5:53
Best Performance by Krish & Kashor: Audition Highlights
已浏览 24.3万 次1 周前
TikToksamar.amjad1
1:33
I expect Luke Johnson - Chairman of Gail’s Bakery - speaks for man…
已浏览 16.9万 次1 周前
TikTokjeddwight
8:59
💾When you post a boyfriend on social media, people will assume you ha…
已浏览 16.8万 次1 周前
TikTokemma_legrand_pioneer
3:31
I showcased ALL of the REWARDS from the NEW Advent Calendar in …
已浏览 9.9万 次2 周前
TikTokjeremayy
2:41
#shedeur #second #Cleveland #sanders #nfl | shedeur sanders
已浏览 3.9万 次1 周前
TikTokmediawelloff
1:13
ABP Ananda Headlines : 12:00 AM Headlines : এবিপি আনন্দ হে…
已浏览 17.2万 次1 周前
YouTubeABP ANANDA
4:04
Don't worry, we've got you covered! CONNECT & RECEIVE! We saw liv…
已浏览 13.8万 次1 周前
TikTok1minutewithmajor1
2:48
I have noticed this pattern with many of my sensory kids. Their fir…
已浏览 11.6万 次2 周前
TikToktheweightedcape
2:24
Got an Australia Feb Intake Offer Letter? Don’t Rush — Read This F…
已浏览 2.7万 次1 周前
TikToknmark.edu.np
12:36
This captivating movie is a must-watch and promises to make your …
已浏览 8.5万 次1 周前
TikTokjptvmovies
观看更多视频
静态缩略图占位符