結果 : why do women have period cramps
2:42

What Are Period Cramps?

Institute of Human Anatomy
5,776,944 回視聴 - 4 年前
4:46

Why do women have periods?

TED-Ed
17,115,580 回視聴 - 8 年前

-
2:01

What are period cramps and how to deal with them?

Menstrupedia
293,497 回視聴 - 2 年前
5:37

Why Do Girls Get Periods? | Menstruation | The Dr Binocs Show | Peekaboo Kidz

Peekaboo Kidz
6,990,403 回視聴 - 2 年前
2:18

What Causes Period Cramps | How To Manage Period Cramps

Pristyn Care Surgeries
349,228 回視聴 - 3 年前
2:52

Painful periods: Living with Endometriosis - BBC London

BBC London
312,966 回視聴 - 4 年前
0:48

Menstrual Cycle Basics | 3D animation (1/2)

Dr. Paulien Moyaert
5,900,780 回視聴 - 1 年前
7:20

Gravitas Plus: Experiencing painful periods? It could be endometriosis

WION
215,111 回視聴 - 1 年前
0:50

So Many Women Are Having this Pain! (Endometriosis)

Her Health Voice
594 回視聴 - 1 日前
0:20

Why Do Women Get Period Cramps ?

Vriksham Pregnancy Talks
1,283,914 回視聴 - 2 年前
0:51

What Is the Cause of Cramping During Menstruation? - Kristine Borrison, MD - Gynecology

Good Samaritan Hospital San Jose
21,876 回視聴 - 8 年前
2:17

This is Your Period in 2 Minutes | Glamour

Glamour
36,526,350 回視聴 - 7 年前
0:35

What Causes Stomach Pain During My Menstrual Cycle?

SA Health
43,216 回視聴 - 7 年前
1:59

What can I do about extremely painful cramps? with Alexandra Band, DO and Melissa Jordan, MD

Ochsner Health
104,592 回視聴 - 4 年前
1:40

Why Do I Get Back Pain during My Period?

The Doctors
92,752 回視聴 - 5 年前
5:57

The Period Cramp Machine with Simone Giertz

Kotex
957,108 回視聴 - 3 年前
4:40

You have Endo if...

Doctor Rich
204,699 回視聴 - 3 年前
2:07

The Menstrual Cycle

Nemours KidsHealth
17,194,072 回視聴 - 9 年前
0:36

Angry Uterus & Period Cramps

Institute of Human Anatomy
1,148,163 回視聴 - 1 年前
3:22

How to Relieve Menstrual Cramps & PMS | Reflexology

Howcast
2,210,908 回視聴 - 12 年前