Ovulation Calendar – This free ovulation calendar can help you determine your most fertile days.

Rhythm method/Calendar Method for Birth Control
Ovulation Calendar helps you predict your most fertile time of the month (ovulation) so that you can achieve pregnancy. Enter your menstrual cycle information (the start date of your last menstrual period, your menstrual period length and your luteal phase length). Then simply click on “View Calendar” to view your personal ovulation calendar.

HOW TO DETECT THE TIME WHEN OVUM IS LIBERATED?

1. Calendar Method
2. Basal Body Temperature
3. Cervical Position
4. Cervical Mucus

What is ovulation?
Ovulation is the release of mature ovum, which is ready for fertilization.
When spermatozoa swim through the uterus and enter in the Fallopian Tube one spermatozoon (sperm cell) succeeds in mating with the female egg cell, the ovum.

Why should I know about ovulation?
Those who want to avoid pregnancy, that is want to know when it is safe to do sex can benefit using calendar method, also called as rhythm method.

Who cannot use the Calendar Method?
Those girls, women who have irregular menstrual cycles can not rely on Calendar Method.

Who can use Calendar Method for choosing safe days for sex?
Calendar method is applicable for those women who have REGULAR menstrual cycles. If you have regular 26 days, 30 days or 28 days cycle the calendar method is useful.

It is important to know when ovum is available for fertilization. In entire one menstrual cycle only one ovum is liberated.
If your menses are regular than in 12 months only 12 ova will be liberated. (One Ovum per month.) This means if you are having sexual intercourse for 365 days you only have 12 chances of getting pregnant.
One female egg cell (Ovum) is liberated from the ovary 14 days prior to date of expected period.

The days following release of ovum is called the luteal phase.

(menstrual cycle: 28 days, luteal phase: 14 days).

It is recommended that you record your menstrual periods properly it will help you to more accurately predict your likely ovulatory date.

The ovulation calendar at this site http://www.ovulation-calendar.net/
gives option of gender preference, meaning whether you wish to have baby boy or girl.

Boy or Girl: Popularity beats science.
The author does not believe this to be scientifically validated. There is large following of girls and boys who believe in forecast of future based on zodiac signs despite knowing that such predictions of future are neither scientific nor accurate. Similarly, I shall not oppose the luxury of entertaining oneself with the notion of prediction of boy or girl baby.