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  1. Estrogen: Hormone, Function, Levels & Imbalances

    Feb 8, 2022 · Estrogen is important to your sexual and reproductive health. Estrogen levels naturally fluctuate during your menstrual cycle and decline during menopause.

  2. Estrogen: Functions, uses, and imbalances - Medical News Today

    Apr 22, 2025 · Estrogen is a hormone that both males and females produce. It plays a key role in the female reproductive system. Learn about sources of estrogen and its functions.

  3. Estrogen - Wikipedia

    Estrogen (American English) or oestrogen (Commonwealth English; see spelling differences) is a category of sex hormone responsible for the development and regulation of the female reproductive …

  4. What is Estrogen? Complete Guide to the Essential Hormone

    Discover what estrogen is, how it works, and why it matters for people of all sexes. Learn about estrogen types, production, functions, and life cycle changes.

  5. What Is Estrogen? Everything You Need to Know - hers

    Sep 14, 2025 · Estrogen is one of the primary female sex hormones, and it serves an important function in both reproductive and overall health. Estrogen supports many important processes, from the …

  6. Estrogen | Hormone Balance, Menopause & PMS | Britannica

    Apr 15, 2026 · Estrogen, any of a group of hormones that primarily influence the female reproductive tract in its development, maturation, and function. There are three major hormones—estradiol, …

  7. Estrogen's Effects on the Female Body - Johns Hopkins Medicine

    Estrogen's Effects on the Female Body What is estrogen? Estrogens are a group of hormones that play an important role in the normal sexual and reproductive development in women. They are also sex …

  8. Estrogen: What You Need to Know About This Essential Hormone

    Jul 3, 2025 · Dr. Natalie Crawford breaks down everything you need to know about estrogen. She explains how estrogen levels fluctuate throughout the menstrual cycle, the differences between low …

  9. The Hormone Estrogen: Types, Role, Functions, and Imbalance

    The Hormone Estrogen: Types, Role, Functions, and Imbalance When you come across the word “estrogen,” what's the first thought that crosses your mind? The female reproductive organ? A sex …

  10. Rewriting the story of estrogen - University of California

    1 day ago · Of course, many women use hormone therapy to cope with symptoms of declining estrogen. But Ingraham says we need much more research into estrogen’s effects, along with new alternatives …