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.

How to Track Your Menstrual Period

Learn how to calculate your next menstrual period. The menstrual cycle begins with the first day of bleeding and ends the day before the next menstrual bleeding. ... read more »

The Menstrual Cycle

Learn more about fertility and your menstrual cycle in Lesson 2 of the babyMed Fertility Course. ... read more »

Can Ovulation Occur At Any Time During the Cycle and Can Pregnant Women Ovulate?

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 »

What Is Implantation?

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

All About the Birth Control Pill

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

Counting the Menstrual Cycle

How do I count the length of my menstrual cycle? ... read more »

Questions About Chances Getting Pregnant

When women are trying to conceive, they often have questions regarding their chances of getting pregnant. There are several factors that come into play when it comes to getting pregnant. ... read more »

What Can I Expect During My Pregnancy?

Many women wonder what they can expect during pregnancy. This is especially true of first-time mothers. Changes during pregnancy are physical and emotional. ... read more »

Life and Pregnancy After Miscarriage

After miscarriage, many women have a long list of questions about physical health, mental health and parenthood. Understanding changes after miscarriage is often enough to put your mind at ease. ... read more »

How Do I Know When to Get Pregnant?

Women often want to know when to get pregnant, but the answer is not as clear cut as some would like. ... read more »

The Ins and Outs of Pregnancy Cramps

Pregnancy cramps can be scary for a pregnant woman. The cramps may be light and barely noticeable or strong and painful. They can signal a problem in pregnancy or be no cause for concern at all. ... read more »

Pregnancy after Miscarriage

In most cases, a miscarriage is a protection of sorts from fetal abnormalities or internal issues that could not be controlled by the pregnant woman. ... read more »

Why Does Implantation Bleeding Happen?

If a fertilized egg implants in the uterus, implantation bleeding may show up, but why does implantation bleeding happen? ... read more »

Why Does a Miscarriage Occur?

The American College of Obstetricians and Gynecologists estimate up to 25% of pregnancies will end in pregnant miscarriage, but why does pregnant miscarriage occur? ... read more »

6 Stages During Pregnancy: The Changing Female Body

Stages during pregnancy are often divided up into weeks or trimesters. Within these common stages in pregnancy are six major times of change. ... 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 »

Cervical Mucus Changes

Cervical mucus changes are common throughout the natural menstrual cycle that women experience each month. ... read more »

Menstrual Cycle Calculator

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

Your Fertility Window: How Many Days and When?

Your "fertility window" consists of the 5-6 fertile days of your menstrual cycle 4-5 days before and the day of ovulation when intercourse is most likely to result in pregnancy. ... read more »

Endometrial Cancer Symptoms

The most common symptom caused by endometrial cancer is abnormal vaginal bleeding. This bleeding may at first look watery and slightly bloody and could soon develop into heavier vaginal bleeding. ... read more »

What are Uterine Fibroids?

Uterine fibroids, are growths that originate in or on the uterus, specifically the smooth muscle of the uterus or myometrium. Fibroids typically develop during child-bearing years. ... read more »

Women’s Risk of STD Infection In Sync With Menstrual Cycle

Research reveals a woman’s risk of STD infection is in sync with her menstrual cycle and it’s all about making it easier for a successful pregnancy to occur. ... read more »

When is My Period Supposed to Come?

A woman's menstrual cycle, or period, generally takes 28 to 32 daysto complete. There are some women who have shorter cycles and some whohave longer cycles. The only way to determine your cycle length is totrack your periods on a calendar. ... read more »

Psychological Vulnerability Linked to Hormone Levels

According to researchers from University College of London (UCL), women may be more psychologically vulnerable after a stressful experience during specific days of the menstrual cycle. ... read more »

Gene Expression, Not Mutation, Linked to Endometriosis

A new study of the genetics of endometriosis may prove to be a turning point in how the disease is diagnosed and treated. ... read more »

When to Work Out During Your Menstrual Cycle

For women who want to know when to work out during their menstrual period for best results, there could be a surprising answer. ... 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 »

Dysmenorrhea - Painful Menstrual Periods or Cramps

Dysmenorrhea is defined as a medical condition that involves pain or discomfort during the menstruation process, often simply referred to as menstrual pain. ... read more »

Adenomyosis

Adenomyosis is a condition in which the tissue lining the uterus, the endometrium, grows through the myometrium (the wall of the uterus). ... read more »

Cervix Cycle Day 6

Cervix Cycle Day 6: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle: Day 8

Cervix Cycle Day 8: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Obesity, Overweight, Infertility, and Pregnancy

The current obesity epidemic isn’t just limited to the United States; many developed countries are showing similar trends as their diets and lifestyles become more like life in the US. ... read more »

Cervix Cycle Day 32

Cervix Cycle Day 32: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 17

Cervix Cycle Day 17: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 2

Cervix Cycle Day 2: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 19

Cervix Cycle Day 19: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Hyperthyroidism, FSH and LH

Gonadotropin, also known as FSH (follicle-stimulating hormone) and LH (luteinizing hormone), could be a cause of infertility in women with hyperthyroidism. ... read more »

Cervix Cycle Day 13

Cervix Cycle Day 13: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 30

Cervix Cycle Day 30: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 15

Cervix Cycle Day 15: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 16

Cervix Cycle Day 16: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 4

Cervix Cycle Day 4: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 21

Cervix Cycle Day 21: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 7

Cervix Cycle Day 7: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 23

Cervix Cycle Day 23: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 25

Cervix Cycle Day 25: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 27

Cervix Cycle Day 27: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 29

See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 14

Cervix Cycle Day 14: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

Cervix Cycle Day 31

Cervix Cycle Day 31: See up close what the cervix looks like, and read about what is happening to your cervix on this day in the cycle. ... read more »

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