Endocrinology - Introduction


Endocrinology is the field in biology and medicine that deals with the study of endocrine system. The endocrine system consists of number of glands that release hormones to control many different functions. Hormones are chemical messengers that are secreted to the blood circulation and transported to other parts of the body to exert their functions. Endocrine glands are ductless so they secrete these hormones directly into the blood. Hormones control variety of physiological activities like Growth, Development, Puberty, Sugar regulation. They influence the function of immune system and even alter behavior.

Endocrine Disease occurs when there is imbalance in hormone level. If your hormones levels are too high or too low, you may have an endocrine disorder. The imbalance can result from genetic or environment factors. Sometimes these hormonal problems are caused by Endocrine-disrupting Chemicals such as pesticides, lead which interferes with the function of hormones.

The most common endocrine disorder is Diabetes. Other conditions that patient may face are— Thyroid disorder, Parathyroid disorders, Adrenal & pituitary disorders, Lipid disorders, and Male & Female hormonal disorders.

The organs involved in endocrine system include:

  • Adrenal gland: It controls Blood Pressure, Metabolism, Sex hormones.
  • Pituitary gland: Pituitary gland makes many important hormones like Prolactin, Luteinizing hormone.
  • Thyroid gland: This gland makes thyroid hormone.
  • Pancreas: It regulates blood sugar.
  • Hypothalamus: Hypothalamus is a part of brain that controls body temperature.

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