Mon. Oct 13th, 2025
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Health Desk
Sandeep Dhand
Nutritionist And Health Educator

Introduction

Huntington’s disease (HD) is a rare but serious genetic disorder that affects the brain. It is passed down from parents to children through genes. The disease slowly damages nerve cells in the brain, which leads to problems in movement, thinking, behavior, and emotions.

Unlike some illnesses that come suddenly, Huntington’s disease develops gradually over many years. It usually starts in adulthood, most often between the ages of 30 and 50, though it can also appear earlier or later. The condition affects both men and women equally, and it is seen across all races and regions.

At present, there is no complete cure for Huntington’s disease. But with the right medical care, treatments, and lifestyle adjustments, patients can manage their symptoms and live a better quality of life.

What Causes Huntington’s Disease?

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The main cause of Huntington’s disease is a genetic mutation in a gene called HTT (huntingtin gene). This gene normally helps in making a protein called huntingtin, which is important for nerve cells.

In Huntington’s disease, the HTT gene contains a repeated sequence of DNA called CAG repeats. Normally, this sequence repeats less than 36 times. In people with Huntington’s disease, the CAG sequence is repeated more than 36 times, and the higher the number of repeats, the earlier the symptoms may appear.

When this defective gene is passed from parent to child, there is a 50% chance that the child will inherit it. This makes Huntington’s disease an autosomal dominant disorder, meaning only one faulty gene from either parent is enough to cause the disease.

Who is at Risk?

Anyone who has a parent with Huntington’s disease has a 50% chance of developing it.

Men and women are equally at risk.

If both parents have the gene mutation, the risk increases even more.

Symptoms of Huntington’s Disease

Symptoms usually develop slowly and worsen over time. They can be grouped into three main areas: movement symptoms, cognitive symptoms, and psychiatric symptoms.

  1. Movement Symptoms

Involuntary jerking or writhing movements (chorea)

Muscle problems such as rigidity or muscle contractions (dystonia)

Problems with walking, balance, and coordination

Slow or abnormal eye movements

Trouble with speech and swallowing

  1. Cognitive (Thinking) Symptoms

Difficulty organizing tasks

Trouble focusing and paying attention

Poor memory and learning ability

Difficulty in making decisions

Reduced awareness of surroundings

  1. Psychiatric (Emotional) Symptoms

Depression

Irritability and anger outbursts

Anxiety

Obsessive-compulsive behaviors (repeated actions)

Bipolar-like mood swings

Juvenile Huntington’s Disease

In rare cases, Huntington’s disease appears in childhood or teenage years. This is called Juvenile Huntington’s disease. Symptoms progress faster and may include:

School performance problems

Stiffness instead of jerky movements

Seizures

Rapid decline in mental abilities

How is Huntington’s Disease Diagnosed?

Doctors use a combination of family history, physical exams, and genetic testing to confirm the diagnosis.

Common tests include:

Neurological exam: To check movement, coordination, reflexes, and memory.

Psychiatric evaluation: To assess mood and behavior changes.

Imaging tests: MRI or CT scan may show brain shrinkage.

Genetic testing: The most accurate test, which detects the HTT gene mutation.

Stages of Huntington’s Disease

Huntington’s disease progresses in stages:

  1. Early stage: Subtle changes in mood, memory, and coordination.
  2. Middle stage: More noticeable movement issues, difficulty in daily activities, personality changes.
  3. Late stage: Severe loss of movement control, inability to speak, swallow, or take care of oneself. Patients usually need full-time care.

Treatment for Huntington’s Disease

Currently, there is no cure for Huntington’s disease, but treatments can help manage symptoms and improve quality of life.

  1. Medications

For movement problems:

Tetrabenazine and deutetrabenazine (to control involuntary movements).

Antipsychotic drugs like risperidone or olanzapine (to help with chorea and mood swings).

For psychiatric symptoms:

Antidepressants (SSRIs such as fluoxetine, sertraline) for depression.

Mood stabilizers (like valproate, carbamazepine) for mood swings.

Antianxiety medicines for anxiety.

  1. Therapies

Physical therapy: Helps with balance, walking, and flexibility.

Speech therapy: Assists with speech and swallowing difficulties.

Occupational therapy: Teaches ways to handle daily tasks safely.

  1. Supportive Care

Counseling for emotional support.

Support groups for patients and families.

Genetic counseling for families at risk.

Nutrition and Diet Plan for Huntington’s Disease

Nutrition plays a key role in managing Huntington’s disease. Patients often lose weight due to increased energy needs, swallowing difficulties, and involuntary movements. A well-planned diet can improve strength and brain health.

Key Dietary Guidelines

  1. High-calorie foods: Because patients burn more calories, meals should be energy-rich.

Healthy fats: Olive oil, avocados, nuts, seeds.

Whole grains: Brown rice, oats, quinoa.

Protein: Eggs, fish, lean chicken, tofu, lentils.

  1. Brain-boosting foods:

Omega-3 rich foods: Salmon, flaxseeds, walnuts.

Antioxidants: Blueberries, spinach, green tea, broccoli.

Vitamin E sources: Almonds, sunflower seeds, olive oil.

  1. Swallowing-friendly foods (for later stages):

Smoothies, soups, stews.

Soft fruits like bananas, papaya.

Mashed potatoes, yogurt, puddings.

  1. Small frequent meals: To maintain energy and avoid fatigue.
  2. Hydration: Adequate water intake is essential to prevent dehydration.

Sample Diet Plan for Huntington’s Disease

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Breakfast

Oatmeal with milk, honey, and chopped almonds

One boiled egg or scrambled tofu

A glass of fresh fruit smoothie

Mid-Morning Snack

A handful of mixed nuts and dried fruits

Green tea or lemon water

Lunch

Brown rice or whole wheat roti

Grilled salmon or paneer curry

Steamed vegetables (spinach, carrots, beans)

Salad with olive oil dressing

Evening Snack

Peanut butter sandwich on whole wheat bread

A banana or avocado shake

Dinner

Quinoa or millet khichdi with lentils and vegetables

Grilled chicken or soy chunks

Yogurt with flaxseeds

Bedtime

Warm turmeric milk with honey

Lifestyle Tips for Managing Huntington’s Disease

Exercise regularly: Gentle exercises like walking, swimming, and yoga help maintain mobility.

Sleep well: Maintain a proper sleep routine.

Mental activities: Reading, puzzles, and memory games may help keep the brain active.

Emotional support: Counseling and family support reduce stress and depression.

Conclusion

Huntington’s disease is a challenging condition, but with proper care, treatment, and lifestyle adjustments, patients can live longer and better lives. Although there is no cure yet, research is ongoing, and scientists are hopeful about new therapies, including gene-based treatments, in the future.

The key to managing Huntington’s disease is early diagnosis, medical treatment, good nutrition, and strong family support. Patients and families facing this condition should remember they are not alone—support groups, doctors, and caregivers are always there to help.

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