Pronunciation: [kˈə͡ʊlstəɹˌɪn] (IPA) 
The word "cholesterin" is a variant spelling of "cholesterol." In German, the word is spelled "Cholesterin," which was the common spelling in English until the mid-20th century. The spelling with "-in" probably reflects its origin as a German word, while the more modern spelling without the "-in" is influenced by the standard English spelling of medical terms. IPA phonetic transcription: /kəʊˈlɛstərɪn/
Cholesterin, also known as cholesterol, is a lipid molecule that is naturally found in the human body. It is a waxy, fat-like substance that is primarily synthesized in the liver, although it is also obtained through the consumption of animal-based foods. Cholesterin plays a crucial role in many physiological processes and is an essential component of the body's cell membranes.
In the bloodstream, cholesterin is transported in the form of lipoproteins. These lipoproteins, such as high-density lipoprotein (HDL) and low-density lipoprotein (LDL), help shuttle cholesterin to and from the cells that need it. However, an excessive level of LDL cholesterin in the blood is associated with an increased risk of cardiovascular disease, as it can lead to the buildup of plaque in the arteries.
While cholesterol is often associated with negative health implications, it is important to note that it also serves vital functions in the body. Cholesterin is a precursor for the production of various hormones, including cortisol, estrogen, and testosterone. It is also involved in the synthesis of vitamin D and aids in the digestion of dietary fats.
Maintaining a healthy balance of cholesterin in the body is crucial for overall well-being. This can be achieved through adopting a balanced diet, exercising regularly, and avoiding excessive consumption of saturated and trans fats. Regular monitoring of cholesterin levels through blood tests is also recommended to assess one's risk of developing cardiovascular diseases.
Cholesterol.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "cholesterin" is derived from the Greek word "chole", meaning bile, and the chemical suffix "-sterin". It was coined in the mid-18th century to describe a substance found in gallstones by the French chemist François Poulletier de La Salle. Initially, it was believed that cholesterin was exclusive to bile, hence the connection to "chole", but it was later discovered in various other tissues, including the brain and blood. Over time, the spelling of the word changed from "cholesterin" to "cholesterol", which is the more commonly used term today.
