Testosterone is the principal anabolic steroid and a sex hormone primarily produced in the testicles of men and the ovaries of women. The adrenal glands also secrete small amounts of the hormone. Some say that...

Testosterone is a steroid hormone and a sex hormone primarily produced in the testicles of men and the ovaries of women and in small amounts by the adrenal gland in both genders. This hormone is...

Testosterone is a steroid hormone and a sex hormone primarily produced in the testicles of men and the ovaries of women and in small amounts by the adrenal gland in both genders. This hormone is...

Cortisol is a steroid hormone produced by the adrenal gland in the adrenal cortex. The cortisol test is a preventive measure that can show problems with the pituitary or adrenal glands. Overactive adrenal glands, indicated...

DHEA is a steroid hormone produced in the adrenal cortex and secreted primarily by the adrenal glands. The body uses cholesterol to produce DHEA, which the body can then convert into testosterone or estrogen. The...

Dehydroepiandrosterone (DHEA) is a steroid hormone produced in the adrenal cortex and secreted primarily by the adrenal glands. The body uses cholesterol to produce DHEA, which the body can then convert into testosterone or estrogen....

Although estradiol is found in both men and women, just at different levels, it is the predominant sex hormone found in women. Also called E2, it is the major estrogen in humans, impacting reproduction, sexual...

Estrogens are the hormones responsible for female sexual development and function. In women, the ovaries are the primary producers of estrogens. In men, the adrenal glands and the testicles produce small amounts of estrogens. The...

FSH is crucial to fertility in both men and women. The hormone, produced by a gland in the brain, stimulates the growth of the follicles in the ovaries, which contains the developing egg, the fluid...

The human growth hormone does just what you might expect: stimulates growth in humans. Secreted by the pituitary gland, the hormone is needed for growth. Irregularities cause children to grow too little or too much....

Growth hormones like the human growth hormone (HGH) are secreted by the pituitary gland in the brain. They are necessary for healthy growth, the regulation of the metabolism and to keep the tissues and muscles...

Along with the follicle stimulating hormone, LH increases estrogen levels produced by the follicle cells in the ovaries in women and stimulates the production of testosterone in the testicles of men. In women, it is...

Progesterone has many roles for both men and women. In women its primary function is to help the lining of the uterus accept a fertilized egg, so it spikes during ovulation. It also helps regulate...

Prolactin is a hormone secreted by the pituitary gland. Prolactin helps maintain the immune system in men and women and helps women produce breast milk. The hormone also helps nerve cells develop.  The prolactin test...

SHBG is a glycoprotein that binds to sex hormones estradiol and testosterone. The liver is the primary producer of SHBG, which is secreted into the blood and affects sexual function in both men and women....