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Casale J1, Bhimji SS2.


StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2018-.
2018 Dec 2.

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Campbell University School of OM/WakeMed
Un of Toronto


Fasting is a practice that involves restriction of food or drink intake for any period. Fasting is practiced for a wide variety of reasons ranging from religious beliefs to medical testing. It is often used in medical practice for baseline laboratory tests of blood glucose and lipid markers to aid in the diagnosis of various diseases as well as quantifying risk factors. Various forms of therapeutic fasting have been studied regarding their ability to improve physiological indicators of health including insulin sensitivity, blood pressure, atherogenic lipids, inflammation, and body fat. Many of these studies In Islamic tradition, fasting during the month of Ramadan involves abstinence from food and drink each day from dawn until sunset. This results in a variety of metabolic and physiological adaptations that have been well studied. From a general perspective, this includes a change in metabolic energy sources from glucose in glycogen to triglyceride and protein catabolism.[1][1]

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