The menstrual cycle begins on the first day of your menstrual period (bleeding) and ends on the day before your next period. Your first cycle day (CD) is the first day you see bright red blood. The menstrual cycle is controlled by hormones and female fertility depends on this cycle.

Your Fertility and Fertile Window: When Is It?

You only have 5-6 fertile days in your cycle to get pregnant. ... read more »

Dysmenorrhea: Painful Menstrual Periods or Cramps

Dysmenorrhea is defined as a medical condition that involves pain or discomfort during menstruation. ... read more »

Cervical Changes During Menstrual Cycle (Photos)

Witness the cervical changes that take place during a full menstrual cycle. The pictures below are from a cervix of a 25-year-old woman who has never given birth before. ... read more »

Cervix Cycle Day 33

Lower backache on day 33. ... read more »

Cervix Cycle Day 31

Feeling pretty bloated on day 31. ... read more »

Cervix Cycle Day 17

Certain changes taking place in the cervix now. ... read more »

Cervix Cycle Day 6

How is cervical mucus on day 6? ... read more »

Cervix Cycle Day 32

The cervix is low and open. ... read more »

Cervix Cycle Day 30

Breasts are feeling heavy now. ... read more »

Cervix Cycle Day 29

The cervix feels dry on day 29. ... read more »

Cervix Cycle Day 28

See what's happening on day 28. ... read more »

Cervix Cycle Day 27

Cervical fluid is tacky on day 27. ... read more »

Cervix Cycle Day 26

Breasts are swelling today. ... read more »

Cervix Cycle Day 25

See what's happening on day 25. ... read more »

Cervix Cycle Day 24

Cervix is high again. ... read more »

Cervix Cycle Day 23

Breast are tender on day 23. ... read more »

Cervix Cycle Day 22

Basal body temperature is starting to rise. ... read more »

Cervix Cycle Day 21

The cervical fluid is dry. ... read more »

Cervix Cycle Day 20

Is mittelschmerz starting? ... read more »

Cervix Cycle Day 19

Egg-white fluid is now gone. ... read more »

Cervix Cycle Day 18

The cervical fluid looks egg-white. ... read more »

Cervix Cycle Day 16

There is egg-white consistency now. ... read more »

Cervix Cycle Day 15

The cervix is now open and high. ... read more »

Cervix Cycle Day 14

Cervical fluid is watery on day 14. ... read more »

Cervix Cycle Day 13

The cervix is starting to soften up. ... read more »

Cervix Cycle Day 11

See what's happening on Day 11. ... read more »

Cervix Cycle Day 12

Cervical fluid is white and milky. ... read more »

Cervix Cycle Day 10

Cervix is low today on Day 10. ... read more »

Cervix Cycle Day 9

There is a dry sensation on day 9. ... read more »

Cervix Cycle: Day 8

Cervical fluid is sticky on day 8. ... read more »

Cervix Cycle Day 7

Cervix is low and closed today. ... read more »

Cervix Cycle Day 5

There is very low flow today. ... read more »

Cervix Cycle Day 4

Here's what's happening on day 4. ... read more »

Cervix Cycle Day 3

See up close what the cervix looks like on day 3. ... read more »

Cervix Cycle Day 1

It's the first day of menstrual bleeding. ... read more »

Cervix Cycle Day 2

Today is the second day of menstrual bleeding. ... read more »

All About the Birth Control Pill

Birth control pills are now more than 99% effective at preventing pregnancy. ... read more »

Can Ovulation Occur At Any Time During the Cycle?

I've heard that you can pregnant at any time of the month, but I'm not sure that is true. Can ovulation occur at any time during the cycle? Can it happen more than once? ... read more »

Introduction to Breast Cancer: Causes and Risk Factors

Breast cancer is the most common type of cancer in women and the second leading cause of cancer related deaths, next to lung cancer. ... read more »

How Obesity Affects Infertility and Pregnancy

Obesity in men and women has a significant negative impact on fertility, it increases infertility, and it also increases pregnancy complications. ... read more »

What Is Cycle Syncing?

Learn about the four phases of the menstrual cycle and the best ways to eat and exercise during each phase! ... read more »

What is an LH Surge?

There are three phases of your menstrual cycle: follicular phase, ovulatory phase, and luteal phase. In terms of the luteinizing hormone (LH) surge, the ovulatory phase is most important. ... read more »

What Is Implantation?

"What is implantation?" Find out what it is, when it occurs, and what its symptoms are. ... read more »

Donʼt Let These 6 Pregnancy Symptoms Fake You Out

These six symptoms of pregnancy are classic but they don't always represent a pregnancy. ... read more »

Menstrual Cycle Calculator

Is your menstrual cycle regular? This menstrual cycle regularity tool will calculate whether you have regular cycles. ... read more »

Earliest Signs and Symptoms of Pregnancy

You probably have a million questions: "How long does it take to get pregnant symptoms?" "How soon do you get pregnancy symptoms?" "How early can pregnancy symptoms start?" These are the most common. ... read more »

When To Take A Pregnancy Test To Get Best Results

Despite the claim that home pregnancy tests are effective as little as two to three days before the first day of your next menstrual cycle, the human body does not always live up to this expectation. ... read more »

Antral Follicle Count - Ovarian Reserve Testing

The antral follicle count is a method for ovarian reserve testing using transvaginal ultrasound. ... read more »

Menstrual Period Calculator and Calendar

Calculate your next menstrual period and see when you will have your period and ovulate for the next year. ... read more »

Clomid Clomiphene and Provera Bleeding

Provera is usually given prior to clomid to cleanse the uterus, empty the old uterine lining and get ready to implantation. ... read more »

Pages