Food-dependent, exercise-induced gastrointestinal distress

<p>Abstract</p> <p>Among athletes strenuous exercise, dehydration and gastric emptying (GE) delay are the main causes of gastrointestinal (GI) complaints, whereas gut ischemia is the main cause of their nausea, vomiting, abdominal pain and (blood) diarrhea. Additionally any factor...

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Main Authors: Burini Roberto, de Oliveira Erick
Format: Article
Language:English
Published: Taylor & Francis Group 2011-09-01
Series:Journal of the International Society of Sports Nutrition
Subjects:
Online Access:http://www.jissn.com/content/8/1/12
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author Burini Roberto
de Oliveira Erick
author_facet Burini Roberto
de Oliveira Erick
author_sort Burini Roberto
collection DOAJ
description <p>Abstract</p> <p>Among athletes strenuous exercise, dehydration and gastric emptying (GE) delay are the main causes of gastrointestinal (GI) complaints, whereas gut ischemia is the main cause of their nausea, vomiting, abdominal pain and (blood) diarrhea. Additionally any factor that limits sweat evaporation, such as a hot and humid environment and/or body dehydration, has profound effects on muscle glycogen depletion and risk for heat illness. A serious underperfusion of the gut often leads to mucosal damage and enhanced permeability so as to hide blood loss, microbiota invasion (or endotoxemia) and food-born allergen absorption (with anaphylaxis). The goal of exercise rehydration is to intake more fluid orally than what is being lost in sweat. Sports drinks provide the addition of sodium and carbohydrates to assist with intestinal absorption of water and muscle-glycogen replenishment, respectively. However GE is proportionally slowed by carbohydrate-rich (hyperosmolar) solutions. On the other hand, in order to prevent hyponatremia, avoiding overhydration is recommended. Caregiver's responsibility would be to inform athletes about potential dangers of drinking too much water and also advise them to refrain from using hypertonic fluid replacements.</p>
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spelling doaj.art-0b38d4a1f6714b1fb128b6740d003ed92022-12-22T00:21:05ZengTaylor & Francis GroupJournal of the International Society of Sports Nutrition1550-27832011-09-01811210.1186/1550-2783-8-12Food-dependent, exercise-induced gastrointestinal distressBurini Robertode Oliveira Erick<p>Abstract</p> <p>Among athletes strenuous exercise, dehydration and gastric emptying (GE) delay are the main causes of gastrointestinal (GI) complaints, whereas gut ischemia is the main cause of their nausea, vomiting, abdominal pain and (blood) diarrhea. Additionally any factor that limits sweat evaporation, such as a hot and humid environment and/or body dehydration, has profound effects on muscle glycogen depletion and risk for heat illness. A serious underperfusion of the gut often leads to mucosal damage and enhanced permeability so as to hide blood loss, microbiota invasion (or endotoxemia) and food-born allergen absorption (with anaphylaxis). The goal of exercise rehydration is to intake more fluid orally than what is being lost in sweat. Sports drinks provide the addition of sodium and carbohydrates to assist with intestinal absorption of water and muscle-glycogen replenishment, respectively. However GE is proportionally slowed by carbohydrate-rich (hyperosmolar) solutions. On the other hand, in order to prevent hyponatremia, avoiding overhydration is recommended. Caregiver's responsibility would be to inform athletes about potential dangers of drinking too much water and also advise them to refrain from using hypertonic fluid replacements.</p>http://www.jissn.com/content/8/1/12dietgastrointestinal distressphysical exercise
spellingShingle Burini Roberto
de Oliveira Erick
Food-dependent, exercise-induced gastrointestinal distress
Journal of the International Society of Sports Nutrition
diet
gastrointestinal distress
physical exercise
title Food-dependent, exercise-induced gastrointestinal distress
title_full Food-dependent, exercise-induced gastrointestinal distress
title_fullStr Food-dependent, exercise-induced gastrointestinal distress
title_full_unstemmed Food-dependent, exercise-induced gastrointestinal distress
title_short Food-dependent, exercise-induced gastrointestinal distress
title_sort food dependent exercise induced gastrointestinal distress
topic diet
gastrointestinal distress
physical exercise
url http://www.jissn.com/content/8/1/12
work_keys_str_mv AT buriniroberto fooddependentexerciseinducedgastrointestinaldistress
AT deoliveiraerick fooddependentexerciseinducedgastrointestinaldistress