How blood flows to the heat when you lift your arms #science #cool #doctor
0:15
YouTubeDavid Abbasi, MD | Orthopedic Sports Surgeon
How blood flows to the heat when you lift your arms #science #cool #doctor
When you lift your arms above heart level, gravity helps pull blood out of the vessels in your hands and forearms. Since your heart no longer has to push blood uphill, the hydrostatic pressure in those vessels drops — meaning less blood pooling in the tissues and a quick change in color and fullness.⁣ ⁣ It’s the same reason your hands ...
視聴回数: 228.3万 回3 週間前
短編
Scared Kid Stands Up To Mom..! 😢 (‪@CalebLeverett‬)
1:00
視聴回数: 710万 回
Scared Kid Stands Up To Mom..! 😢 (‪@CalebLeverett‬)
shoorttyy
Zoey finally knows the truth… but what she does next is unbelievable. #superworld10
0:38
視聴回数: 423.7万 回
Zoey finally knows the truth… but what she does next is unbelievable. #superworld10
SuperWorld
Roblox Games
Top 10 Actually Fun Roblox Games You NEED to Play
9:37
Top 10 Actually Fun Roblox Games You NEED to Play
YouTubeGeoffrey James
視聴回数: 88.2万 回5 か月前
42 Roblox Games To Play When You’re Bored
21:07
42 Roblox Games To Play When You’re Bored
YouTubeCheetify
視聴回数: 8909 回3 週間前
Top 10 BEST New Roblox Games (2025)
9:15
Top 10 BEST New Roblox Games (2025)
YouTubeGeoffrey James
視聴回数: 27.6万 回11 か月前
人気の動画
Capybara Gets Surprised by Lily’s Crazy Prank! 😱 #capybara
0:50
Capybara Gets Surprised by Lily’s Crazy Prank! 😱 #capybara
YouTubeCapyWonders
視聴回数: 541.5万 回3 週間前
What Happens If You Microwave The Earth 🤔
0:37
What Happens If You Microwave The Earth 🤔
YouTubeZack D. Films
視聴回数: 779.6万 回1 週間前
What happens if you ask for a portion so large you won't miss the last train? [Kibo Nihonbashi Br...
2:10
What happens if you ask for a portion so large you won't miss the last train? [Kibo Nihonbashi Br...
YouTube未定
視聴回数: 240.4万 回2 週間前
Roblox Funny Moments
ROBLOX FUNNIEST MOMENTS & Memes (COMPILATION)
32:59
ROBLOX FUNNIEST MOMENTS & Memes (COMPILATION)
YouTubeQuimic
視聴回数: 17.8万 回2023年10月20日
Funniest ROBLOX Moments of 2024 (MEMES)
57:51
Funniest ROBLOX Moments of 2024 (MEMES)
YouTubeBuur
視聴回数: 486.5万 回11 か月前
99 Nights in the Forest 🔦 Funny Moments (MEMES) #5
11:25
99 Nights in the Forest 🔦 Funny Moments (MEMES) #5
YouTubeFolix
視聴回数: 331.2万 回1 か月前
Capybara Gets Surprised by Lily’s Crazy Prank! 😱 #capybara
0:50
Capybara Gets Surprised by Lily’s Crazy Prank! 😱 #capybara
視聴回数: 541.5万 回3 週間前
YouTubeCapyWonders
What Happens If You Microwave The Earth 🤔
0:37
What Happens If You Microwave The Earth 🤔
視聴回数: 779.6万 回1 週間前
YouTubeZack D. Films
What happens if you ask for a portion so large you won't miss the last train? [Kibo Nihonbashi Br...
2:10
What happens if you ask for a portion so large you won't miss th…
視聴回数: 240.4万 回2 週間前
YouTube未定
Scared Kid Stands Up To Mom..! 😢 (‪@CalebLeverett‬)
1:00
Scared Kid Stands Up To Mom..! 😢 (‪@CalebLeverett‬)
視聴回数: 710万 回1 週間前
YouTubeshoorttyy
Zoey finally knows the truth… but what she does next is unbelievable. #superworld10
0:38
Zoey finally knows the truth… but what she does next is unbelievabl…
視聴回数: 423.7万 回1 週間前
YouTubeSuperWorld
What Happens If You Fart In A Space Suit 😬
0:28
What Happens If You Fart In A Space Suit 😬
視聴回数: 2349.4万 回3 週間前
YouTubeZack D. Films
Never Go to the GTA 5 'N' Point… Here’s the Real Reason #gta5 #shorts
1:06
Never Go to the GTA 5 'N' Point… Here’s the Real Reason #gta5 #sh…
視聴回数: 770.5万 回1 週間前
YouTubePratham Gaming
0:06
Anatoly Gym Prank Video Compilation
視聴回数: 1610万 回2 週間前
TikTokfan_account190
0:35
She Sipped Water, Then Felt a Snap Inside. What Doctors Discovered …
視聴回数: 290.6万 回2 週間前
YouTubemrbrainboost
1:18
What Really Happens When a Blue Whale Dies? #shorts
視聴回数: 298万 回3 週間前
YouTubeWildfree Nature
0:34
How Would Ronaldo, Messi & Neymar React to the Apocalypse?
視聴回数: 540.8万 回1 か月前
YouTubewillie potier
0:24
Whatever happens, happens. #motivation #mindset #quotes #rel…
視聴回数: 1170万 回2023年3月29日
TikTokwillkeepitreal2
0:34
Blending Mini Apples: A Surprising Result Revealed
視聴回数: 170万 回2 週間前
TikTokflavor_town_asmr
2:02
What If We Nuked a Black Hole? #Space #BlackHoles #SpaceSimul…
視聴回数: 47.8万 回2 週間前
YouTubeWhat If
0:28
What happens when u run into your friend @Sasha Farber. He is the b…
視聴回数: 82.9万 回1 週間前
TikTokselmablair
4:39
Sooooo this is what happens when I think about something for too lon…
視聴回数: 76.2万 回2 週間前
TikTokkaitlindavis__
1:22
ماذا يحدث عند اتخاذ إجراء قبل التفكير؟
視聴回数: 70.7万 回3 週間前
TikTokalamaslat
3:31
She Almost Succeeded: A Celebration Gone Awry
視聴回数: 88.3万 回2 週間前
TikTokteeworld.xtra
1:58
Replying to @user1206679002981 But seriously… what happens to t…
視聴回数: 55.4万 回2 週間前
TikToknurse.conner
その他のビデオを表示する
静的サムネイルプレースホルダー

短いビデオ

0:15
How blood flows to the heat when you lift your arms #s…
視聴回数: 228.3万 回3 週間前
YouTubeDavid Abbasi, MD | Orthopedic Sport…
0:50
Capybara Gets Surprised by Lily’s Crazy Prank! 😱 #capyb…
視聴回数: 541.5万 回3 週間前
YouTubeCapyWonders
0:37
What Happens If You Microwave The Earth 🤔
視聴回数: 779.6万 回1 週間前
YouTubeZack D. Films
2:10
What happens if you ask for a portion so large you won'…
視聴回数: 240.4万 回2 週間前
YouTube未定
1:00
Scared Kid Stands Up To Mom..! 😢 (‪@CalebLeverett‬)
視聴回数: 710万 回1 週間前
YouTubeshoorttyy
0:38
Zoey finally knows the truth… but what she does …
視聴回数: 423.7万 回1 週間前
YouTubeSuperWorld
0:28
What Happens If You Fart In A Space Suit 😬
視聴回数: 2349.4万 回3 週間前
YouTubeZack D. Films
1:06
Never Go to the GTA 5 'N' Point… Here’s the Real Rea…
視聴回数: 770.5万 回1 週間前
YouTubePratham Gaming
0:06
Anatoly Gym Prank Video Compilation
視聴回数: 1610万 回2 週間前
TikTokfan_account190
0:35
She Sipped Water, Then Felt a Snap Inside. What Doctor…
視聴回数: 290.6万 回2 週間前
YouTubemrbrainboost
1:18
What Really Happens When a Blue Whale Dies? #shorts
視聴回数: 298万 回3 週間前
YouTubeWildfree Nature
0:34
How Would Ronaldo, Messi & Neymar React to the Apoca…
視聴回数: 540.8万 回1 か月前
YouTubewillie potier
0:24
Whatever happens, happens. #motivation #mindset #quo…
視聴回数: 1170万 回2023年3月29日
TikTokwillkeepitreal2
0:34
Blending Mini Apples: A Surprising Result Revealed
視聴回数: 170万 回2 週間前
TikTokflavor_town_asmr
2:02
What If We Nuked a Black Hole? #Space #BlackHoles …
視聴回数: 47.8万 回2 週間前
YouTubeWhat If
0:28
What happens when u run into your friend @Sasha Fa…
視聴回数: 82.9万 回1 週間前
TikTokselmablair
4:39
Sooooo this is what happens when I think about somethi…
視聴回数: 76.2万 回2 週間前
TikTokkaitlindavis__
1:22
ماذا يحدث عند اتخاذ إجراء قبل التفكير؟
視聴回数: 70.7万 回3 週間前
TikTokalamaslat
3:31
She Almost Succeeded: A Celebration Gone Awry
視聴回数: 88.3万 回2 週間前
TikTokteeworld.xtra
1:58
Replying to @user1206679002981 But s…
視聴回数: 55.4万 回2 週間前
TikToknurse.conner
静的サムネイルプレースホルダー