Explore All Resources

  • Do Fibroids Cause Heavy Flow in Perimenopause?

    Common Menstrual Concerns
    Endometrial cancer
  • Progesterone is NOT a Progestogen/Progestin— It’s Estrogen’s Unique Biological Partner

    Breast cancer
    Cyclic Progesterone Therapy

Glossary

Visit the Glossary to learn more about the specific terms used on this website.

  • Conjugated equine estrogens

    A pill form of estrogen created from the urine of pregnant horses with the brand name Premarin®. Contains a mixture of unique horse estrogens and predominantly estrone, a common type of estrogen.

  • Menorrhagia

    Very heavy menstrual bleeding often with clots and flooding. It is usually caused by high estrogen levels and associated with endometrial hyperplasia from too little progesterone. It commonly occurs in perimenopause and may also happen in the teen years.

More Than One Way to Support Us!

Make a direct donation to CeMCOR’s Research Fund or purchase the Estrogen’s Storm Season book.
All royalties from book sales go directly to the CeMCOR Endowment Fund.