Bookmark and Share

Calendar Method

What is it?

The calendar method helps you estimate the time of ovulation after you have charted the lengths of your menstrual cycles for several months.

Back to the Top

How to Use

Back to the Top

Advantages

Back to the Top

Disadvantages

Back to the Top

Cost

This method is practically free! The only things you may need to pay for are charts to record your cycles on and any fees for the classes that train you in this method.

Back to the Top

Effectiveness

This method has a 9% failure rate among perfect users.

Back to the Top