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A Genetic Basis for Motivated Exercise.

Deborah J Good¹, Mengjiao Li, Kirby Deater-Deckard

¹Departments of 1Human Nutrition, Foods, and Exercise, and 2Psychology, Virginia Tech, Blacksburg, VA.

Exercise and Sport Sciences Reviews

|July 22, 2015

Summary

This summary is machine-generated.

Genetic factors influence exercise motivation. This study explores how variations in the NHLH2 and MAO-A genes may impact human drive for physical activity and exercise engagement.

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Area of Science:

Neuroscience
Genetics
Behavioral Science

Background:

Prior research indicates a genetic component to motivated exercise.
The nescient helix-loop-helix-2 (NHLH2/Nhlh2) gene has been implicated in exercise motivation.
Nhlh2 is known to transcriptionally regulate the monoamine oxidase A (MAO-A) gene.

Purpose of the Study:

To examine the hypothesis that polymorphisms in NHLH2 or MAO-A influence human motivation for exercise.
To discuss the genetic pathways connecting exercise motivation and physical activity.

Main Methods:

Review of existing scientific literature.
Analysis of genetic data related to NHLH2 and MAO-A.
Exploration of transcriptional regulation mechanisms.

Main Results:

Evidence suggests a link between NHLH2/Nhlh2 and exercise motivation.
MAO-A gene regulation by Nhlh2 is a key pathway.
Polymorphisms in these genes are potential contributors to individual differences in exercise motivation.

Conclusions:

Genetic variations in NHLH2 and MAO-A may play a significant role in human exercise motivation.
Understanding these genetic pathways can offer insights into behavioral predispositions towards physical activity.