結果 : why do tears make eyes red
1:48

What Causes Bloody Tears? Why Do Some People Cry Tears of Blood? A Doctor Explains

Dr. Jen Caudle
5,386 回視聴 - 1 年前
3:59

Why do we cry? The three types of tears - Alex Gendler

TED-Ed
6,827,111 回視聴 - 10 年前
2:27

10 Eye-Opening Facts about Tears

Fact Retriever
3,697 回視聴 - 3 年前

-
0:31

What is the process for making serum tears for Dry Eye Disease?

The Eye Associates - West Bradenton
8,745 回視聴 - 6 年前
2:19

Fun Fact: Tears Keep Your Eyes Healthy

Lenskart
826 回視聴 - 3 年前

-
1:12

Human Tears - Why do onions make you cry? | #aumsum #kids #science #education #children

It's AumSum Time
2,329,983 回視聴 - 7 年前
3:54:36

Save Your Tears ♫ Lonely sad songs that make you cry 2024 ~ Best of heartbreak songs 2024

Enchanted
645 回視聴 - 2 日前
2:02

Cincinnati Eye Institute makes dry eye serum tears from patients' own blood

LOCAL 12
4,453 回視聴 - 6 年前
0:45

How Billie Eilish Crys Black Tears

OddBall
4,513,506 回視聴 - 9 か月前
13:00

The BEST EYE DROP TREATMENT FOR SEVERE DRY EYES - Serum Tears. Shannon Wong, MD

Shannon Wong, MD
17,756 回視聴 - 1 年前
2:25

KZ - How actors cry? Special Effects tears

Kennedy Zone
203,174 回視聴 - 10 年前
3:49

Dry eye syndrome, dry eyes, tear film, artificial tears - A State of Sight #14

eyePorter
12,737 回視聴 - 12 年前
0:16

Tears of gold✨ Using special eyes drop💕

Kat Longoria
13,947,947 回視聴 - 1 年前
2:06

What are Serum Tears?

Fraser Eye Care Center
1,045 回視聴 - 1 年前
0:22

Tears 😢

Vet Rami Awwad
61,796,058 回視聴 - 1 年前
5:46

Case Report: Coronavirus Spread Through the Tears? - Eye Doctor Explains

Doctor Eye Health
8,474 回視聴 - 4 年前
5:31

Refresh tears eye drop uses in hindi | Refresh tears side effects | Refresh tears eye drop review

Shomu's Biology
74,995 回視聴 - 11 か月前
10:53

Can Artificial Tears Cause Death? Eye Doctor Explains

Dr. Rupa Wong
3,687 回視聴 - 1 年前
3:54

Quotes On Tears | Quotes On Tears In English (With Audio).

Kuotes
2,804 回視聴 - 3 年前
4:33

How To Make Fake Tears Come Out Your Eyes | Rone Ki Acting Kaise Kare | How To Cry | ACTING Tips

Commando Ambrose
535 回視聴 - 1 年前