Cortisol is a steroid hormone in the glucocorticoid class and is also a stress hormone. When used as medication, it is referred to as...

Pregnenolone ( P5 ), or pregn-5-en-3β-ol-20-one , is an endogenous steroid and a precursor/metabolic intermediate in the biosynthesis of...

Genistein (C15H10O5) is a naturally occurring compound that belongs to the class of compounds known as isoflavones. It is recognized as...

Raloxifene , marketed under the brand name Evista and others, is a drug used for the prevention and treatment of osteoporosis in...

Estrogen receptors ( ERs ) are proteins within cells that serve as receptors for the hormone estrogen (17β-estradiol). There are two...

XXYY syndrome is a sex chromosome anomaly where males have two extra chromosomes: one X and one Y. Typically, human cells contain two...

XXXY syndrome is a genetic condition marked by an abnormal number of sex chromosomes, where individuals have two additional X...

XXXXY syndrome , also referred to as 49,XXXXY syndrome or Fraccaro syndrome , is a very rare aneuploidic sex chromosomal disorder. It...

XX male syndrome , also referred to as de la Chapelle syndrome or 46,XX testicular disorder of sex development (46,XX DSD), is a rare...

Estetrol is a naturally occurring estrogen that is produced by the human fetal liver during pregnancy. It is a member of the estrane...

Estriol is one of the three main estrogens produced by the human body, the others being estradiol and estrone. It is primarily produced...

Estradiol is a form of estrogen, a hormone that plays a crucial role in the development and regulation of the female reproductive system...

Estrone ( E1 ), also known as oestrone , is a steroid, a weak estrogen, and a minor female sex hormone. It is one of the three main...

Cholesterol is a waxy substance found in the blood. The body needs cholesterol to build healthy cells. But high levels of cholesterol can...

Hashimoto's disease is an autoimmune disorder affecting the thyroid gland. The thyroid is a butterfly-shaped gland located at the base of...

Graves' disease is an immune system condition that affects the thyroid gland. It causes the body to make too much thyroid hormone. That...

A goiter (GOI-tur) is the irregular growth of the thyroid gland. The thyroid is a butterfly-shaped gland located at the base of the neck...

Gestational diabetes is diabetes diagnosed for the first time during pregnancy (gestation). Like other types of diabetes, gestational...

Gender dysphoria is a feeling of distress that can happen when a person's gender identity differs from the sex assigned at birth. Some...

Galactorrhea (guh-lack-toe-REE-uh) is a milky nipple discharge not linked to the making of milk for breastfeeding. Galactorrhea isn't a...