The actions of estrogen are mediated by the estrogen receptor (ER), a dimeric nuclear protein that binds to DNA and controls gene expression. Like other steroid hormones, estrogen enters passively …

Estrogen is a sex hormone that’s necessary for maintaining your sexual and reproductive health. Estrogen levels naturally fluctuate during your menstrual cycle and decline during menopause.

Apr 22, 2025 · In this article, we look at estrogen in more detail, including how it works, what happens when the levels fluctuate, and medical uses.

Oct 14, 2025 · Estrogen is a sex hormone produced in both the male and female human body. It impacts more areas of health than you may realize, though the focus here is on estrogen in female …

6 days ago · Estrogen does far more than regulate reproduction. Learn how it supports your bones, heart, brain, skin, and metabolism — and what changes when levels fall.

Nov 21, 2025 · Estrogen is a hormone that plays a role in sexual development, bone health, mood regulation, and more. Find out how fluctuating levels can affect you.

Mar 6, 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 …

Jun 26, 2023 · Estrogen is a steroid hormone associated with the female reproductive organs and is responsible for developing female sexual characteristics. Estrogen is often referred to as estrone, …

Learn how estrogen affects female health from puberty to menopause. Understand menstrual cycles, hormone imbalance, fertility, and women's health conditions.

Estrogens are a group of hormones that play an important role in the normal sexual and reproductive development in women. They are also sex hormones. The woman's ovaries make most estrogen …