Estrogen is found in proliferative phase of menstrual cycle.
Estrogen, is a hormone secreted by the ovary of the reproductive system.
The main function of the hormone on ovaries is to help to stimulate the growth of the egg follicle.
The function of estrogen on vagina is to maintain its thickness.
There are different types of estrogen which are present:
Estrone: It is present in body after menopause.
Estradiol: It is present in males and females both. The main function is to help in the puberty.
Estriol: The levels are risen up during pregnancy, and helps the body to go through the changes in uterus.
Proliferative phase is the phase in the menstrual cycle of female in which the endometrial line of uterus gets thickened for fertilisation. This phase occurs between the 1 -14 days of the cycle.
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