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Hormones and Endocrinology

Hormones are the body's chemical messengers. They travel in your blood to tissues or organs and affect many different processes, including:

  • Growth and development
  • Metabolism - how your body gets energy from the foods you eat
  • Sexual function
  • Reproduction
  • Mood

Your hormones are produced by a special group of cells called endocrine glands. The major endocrine glands are the pituitary, pineal, thymus, thyroid, adrenal glands, and pancreas. In addition, men produce hormones in their testes and women produce them in their ovaries.

Hormones are powerful and it takes only a tiny amount to cause big changes in cells or even your whole body. That is why changes outside the normal limits hormone can be serious. Laboratory tests can measure the hormone levels in your blood, urine, or saliva. Your doctor may perform these tests if you have symptoms of a hormone disorder. Pregnancy tests are similar the home ones  testing for pregnancy hormones in your urine.

Some of the commonly requested hormones are listed below.