Relevance of Sympathetic Nervous System Activation in Obesity and Metabolic Syndrome

Sympathetic tone is well recognised as being implicit in cardiovascular control. It is less readily acknowledged that activation of the sympathetic nervous system is integral in energy homeostasis and can...

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Main Authors: Alicia A. Thorp, Markus P. Schlaich
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Journal of Diabetes Research
Online Access:http://dx.doi.org/10.1155/2015/341583
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author Alicia A. Thorp
Markus P. Schlaich
author_facet Alicia A. Thorp
Markus P. Schlaich
author_sort Alicia A. Thorp
collection DOAJ
description Sympathetic tone is well recognised as being implicit in cardiovascular control. It is less readily acknowledged that activation of the sympathetic nervous system is integral in energy homeostasis and can exert profound metabolic effects. Accumulating data from animal and human studies suggest that central sympathetic overactivity plays a pivotal role in the aetiology and complications of several metabolic conditions that can cluster to form the Metabolic Syndrome (MetS). Given the known augmented risk for type 2 diabetes, cardiovascular disease, and premature mortality associated with the MetS understanding the complex pathways underlying the metabolic derangements involved has become a priority. Many factors have been proposed to contribute to increased sympathetic nerve activity in metabolic abnormalities including obesity, impaired baroreflex sensitivity, hyperinsulinemia, and elevated adipokine levels. Furthermore there is mounting evidence to suggest that chronic sympathetic overactivity can potentiate two of the key metabolic alterations of the MetS, central obesity and insulin resistance. This review will discuss the regulatory role of the sympathetic nervous system in metabolic control and the proposed pathophysiology linking sympathetic overactivity to metabolic abnormalities. Pharmacological and device-based approaches that target central sympathetic drive will also be discussed as possible therapeutic options to improve metabolic control in at-risk patient cohorts.
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spelling doaj-art-52547f6c4555416cac5634e75bab8ec52025-02-03T01:30:35ZengWileyJournal of Diabetes Research2314-67452314-67532015-01-01201510.1155/2015/341583341583Relevance of Sympathetic Nervous System Activation in Obesity and Metabolic SyndromeAlicia A. Thorp0Markus P. Schlaich1Neurovascular Hypertension and Kidney Disease Laboratory, Baker IDI Heart and Diabetes Institute, Melbourne, VIC 3004, AustraliaNeurovascular Hypertension and Kidney Disease Laboratory, Baker IDI Heart and Diabetes Institute, Melbourne, VIC 3004, AustraliaSympathetic tone is well recognised as being implicit in cardiovascular control. It is less readily acknowledged that activation of the sympathetic nervous system is integral in energy homeostasis and can exert profound metabolic effects. Accumulating data from animal and human studies suggest that central sympathetic overactivity plays a pivotal role in the aetiology and complications of several metabolic conditions that can cluster to form the Metabolic Syndrome (MetS). Given the known augmented risk for type 2 diabetes, cardiovascular disease, and premature mortality associated with the MetS understanding the complex pathways underlying the metabolic derangements involved has become a priority. Many factors have been proposed to contribute to increased sympathetic nerve activity in metabolic abnormalities including obesity, impaired baroreflex sensitivity, hyperinsulinemia, and elevated adipokine levels. Furthermore there is mounting evidence to suggest that chronic sympathetic overactivity can potentiate two of the key metabolic alterations of the MetS, central obesity and insulin resistance. This review will discuss the regulatory role of the sympathetic nervous system in metabolic control and the proposed pathophysiology linking sympathetic overactivity to metabolic abnormalities. Pharmacological and device-based approaches that target central sympathetic drive will also be discussed as possible therapeutic options to improve metabolic control in at-risk patient cohorts.http://dx.doi.org/10.1155/2015/341583
spellingShingle Alicia A. Thorp
Markus P. Schlaich
Relevance of Sympathetic Nervous System Activation in Obesity and Metabolic Syndrome
Journal of Diabetes Research
title Relevance of Sympathetic Nervous System Activation in Obesity and Metabolic Syndrome
title_full Relevance of Sympathetic Nervous System Activation in Obesity and Metabolic Syndrome
title_fullStr Relevance of Sympathetic Nervous System Activation in Obesity and Metabolic Syndrome
title_full_unstemmed Relevance of Sympathetic Nervous System Activation in Obesity and Metabolic Syndrome
title_short Relevance of Sympathetic Nervous System Activation in Obesity and Metabolic Syndrome
title_sort relevance of sympathetic nervous system activation in obesity and metabolic syndrome
url http://dx.doi.org/10.1155/2015/341583
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