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Huntington Disease l: Introduction

Huntington Disease l: Introduction

Huntington disease or HD is a progressive, fatal neurodegenerative disorder inherited in an autosomal dominant pattern.PathophysiologyIt is caused by expansion of the CAG trinucleotide repeat in the HTT gene on chromosome 4 (4p16.3), producing an abnormal huntingtin protein with an expanded polyglutamine tract. This misfolded protein disrupts cellular function, leading to neuronal death. Normal alleles have ≤26 repeats, 27–35 are intermediate (risk of expansion), 36–39 show reduced penetrance,...

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What effect does a structured home-based exercise programme have on people with Huntington's disease? A randomized,

Hanan Khalil¹, Lori Quinn, Robert van Deursen

¹Department of Rehabilitation Sciences, Faculty of Applied Medical Sciences, Jordan University of Science and Technology, Irbid, Jordan.

Clinical Rehabilitation

|February 22, 2013

Summary

Home exercise programs are safe and beneficial for individuals with Huntington's disease, improving gait, balance, and physical activity. These findings support larger trials for long-term home exercise interventions.

Keywords:

Controlled clinical trial Huntington’s disease exercise programme home rehabilitation neurological diseases

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Area of Science:

Neurology
Rehabilitation Medicine
Exercise Science

Background:

Huntington's disease (HD) is a progressive neurodegenerative disorder.
Limited research exists on structured exercise interventions for individuals with early to mid-stage HD.
Feasibility and safety of home-based exercise programs for HD patients require investigation.

Purpose of the Study:

To assess the feasibility, safety, and outcomes of a home-based exercise intervention for people with early to mid-stage Huntington's disease.
To evaluate the impact of the intervention on gait, balance, function, physical activity, and quality of life.

Main Methods:

A randomized controlled pilot trial involving 25 participants with early to mid-stage HD.
Participants were assigned to either a home exercise group (n=13) or a control group (n=12).
The exercise group used a DVD for home-based workouts three times weekly for eight weeks; the control group received usual care.

Main Results:

High adherence (29.4/32 sessions) was observed in the exercise group with no adverse events.
Significant improvements were noted in gait speed, balance, and physical activity levels in the intervention group compared to controls.
No significant differences were found in quality of life (SF36) between the groups.

Conclusions:

Short-term, structured home exercise programs are feasible, safe, and beneficial for individuals with early to mid-stage Huntington's disease.
The positive outcomes suggest the potential for implementing larger trials focusing on longer-term home exercise interventions.
Home-based exercise can be a valuable component of management for Huntington's disease.