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  1. Customer Support | Contact Us | Natural Cycles
  2. NC° Birth Control
  3. The Menstrual Cycle
  4. The Basics

The Basics

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  • What is the menstrual cycle?
  • What is a period?
  • What is the follicular phase?
  • What is ovulation?
  • What is the luteal phase?
  • What are the fertile days in the menstrual cycle?
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