Estrogen hormone: Estrogen is a hormone that both males

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. Estrogen is the female sex hormone that regulates sexual and reproductive development, menstrual cycle, pregnancy and bone health. Learn about the synthesis, types, effects and factors that influence estrogen levels in males and females. Estrogen is a hormone that affects both the male and female reproductive systems. In females, it helps with reproductive and breast health, among other functions. 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.