Medically reviewed by Peter Weiss, MD The menstrual cycle is a 21-35 day hormonal cycle during which estrogen and ...

Abnormal uterine (womb) bleeding is a common problem ... Frequent episodes of bleeding—Your menstrual cycle length is determined by counting the number of days from the start (day 1 of bleeding ...

Progesterone is the predominant sex hormone in the second half of the cycle and makes the thickened endometrium favorable for implantation of the embryo (the fertilized ovum). The progesterone ...

Learn how to identify signs of endometriosis from severe menstrual cramps, heavy bleeding, painful intercourse, and infertility to seek timely care.

STAY AWARE OF YOUR -- CYCLE. IF IT’S PRETTY NORMAL, YOU SHOULD BE OKAY. BUT A recent report showed endometrial cancer is on the rise. Do you know the most common symptom associated with the disease?

This may occur before, during, or after menopause—a stage of life that marks the end of your menstrual cycle. The American ...

While your period seems like only bleeding, it contains blood, mucous and endometrial (uterine lining) cells. If you’re ...

Cyclins regulate steroid receptor action in cyclin-dependent kinase (CDK)-dependent and independent manners. In addition to regulating the cell cycle, cyclin A2 (CCNA2) also mediates female sex ...

The last step in the IVF treatment cycle, embryo transfer ... This book reviews the scientific evidence on endometrial receptivity, including histological, hormonal, biochemical, and immunological ...