Eat like a Pig to Combat Obesity

Obesity and related metabolic health issues are a growing human threat, with many theories regarding its causes. In swine, physiologically alike to humans, considerable knowledge on obesity mechanisms has been accumulated. Calorie counting is the basis for managing swine diets and applied with great...

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Main Authors: Theo A. T. G. van Kempen, Ruurd T. Zijlstra
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Metabolites
Subjects:
Online Access:https://www.mdpi.com/2218-1989/13/3/420
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author Theo A. T. G. van Kempen
Ruurd T. Zijlstra
author_facet Theo A. T. G. van Kempen
Ruurd T. Zijlstra
author_sort Theo A. T. G. van Kempen
collection DOAJ
description Obesity and related metabolic health issues are a growing human threat, with many theories regarding its causes. In swine, physiologically alike to humans, considerable knowledge on obesity mechanisms has been accumulated. Calorie counting is the basis for managing swine diets and applied with great accuracy. Epigenetic programing predisposes pigs to insulin insensitivity, but pigs seem to sense this insensitivity and consequently eat less, preventing obesity. Pigs naturally prefer to eat small breakfasts and large dinners. Deviating from this eating pattern or providing diets with a high glycemic burden can trigger obesity; however, pigs will restrict food intake to prevent serious obesity. Interestingly, in practice, problems with obesity are rarely seen, even when pigs are fed poorly timed diets similar to junk food, likely because swine diets are balanced for every nutrient. Indeed, feeding pigs diets deficient in micronutrients does trigger obesity. For humans, several micronutrient requirements have not been set officially, and diets optimized for all micronutrients are rarely provided. In conclusion, various obesity triggers are being debated for humans, which have been proven in swine. Obesity problems in pigs are nevertheless less excessive, likely because pigs recognize unhealthy eating practices and consequently reduce food intake to avoid serious complications. Finally, swine diets are normally balanced for all nutrients, which may be an important practice to prevent obesity, from which human health could greatly benefit.
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spelling doaj.art-f0931b1fd460429bb00d37359d7096b22023-11-17T12:37:14ZengMDPI AGMetabolites2218-19892023-03-0113342010.3390/metabo13030420Eat like a Pig to Combat ObesityTheo A. T. G. van Kempen0Ruurd T. Zijlstra1Department of Animal Science, North Carolina State University, Raleigh, NC 27695-7621, USADepartment of Agricultural, Food and Nutritional Science, University of Alberta, Edmonton, AB T6G 2P5, CanadaObesity and related metabolic health issues are a growing human threat, with many theories regarding its causes. In swine, physiologically alike to humans, considerable knowledge on obesity mechanisms has been accumulated. Calorie counting is the basis for managing swine diets and applied with great accuracy. Epigenetic programing predisposes pigs to insulin insensitivity, but pigs seem to sense this insensitivity and consequently eat less, preventing obesity. Pigs naturally prefer to eat small breakfasts and large dinners. Deviating from this eating pattern or providing diets with a high glycemic burden can trigger obesity; however, pigs will restrict food intake to prevent serious obesity. Interestingly, in practice, problems with obesity are rarely seen, even when pigs are fed poorly timed diets similar to junk food, likely because swine diets are balanced for every nutrient. Indeed, feeding pigs diets deficient in micronutrients does trigger obesity. For humans, several micronutrient requirements have not been set officially, and diets optimized for all micronutrients are rarely provided. In conclusion, various obesity triggers are being debated for humans, which have been proven in swine. Obesity problems in pigs are nevertheless less excessive, likely because pigs recognize unhealthy eating practices and consequently reduce food intake to avoid serious complications. Finally, swine diets are normally balanced for all nutrients, which may be an important practice to prevent obesity, from which human health could greatly benefit.https://www.mdpi.com/2218-1989/13/3/420obesityglycemiaepigeneticshumansswine
spellingShingle Theo A. T. G. van Kempen
Ruurd T. Zijlstra
Eat like a Pig to Combat Obesity
Metabolites
obesity
glycemia
epigenetics
humans
swine
title Eat like a Pig to Combat Obesity
title_full Eat like a Pig to Combat Obesity
title_fullStr Eat like a Pig to Combat Obesity
title_full_unstemmed Eat like a Pig to Combat Obesity
title_short Eat like a Pig to Combat Obesity
title_sort eat like a pig to combat obesity
topic obesity
glycemia
epigenetics
humans
swine
url https://www.mdpi.com/2218-1989/13/3/420
work_keys_str_mv AT theoatgvankempen eatlikeapigtocombatobesity
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