Parkinson’s Disease

What Is Parkinson’s Disease?

Parkinson’s disease is basically a neurodegenerative disorder that affects the dopaminergic neurons in the substantia nigra area of the brain, which is essentially responsible for dopamine production. Dopamine is the chemical that is responsible for carrying messages around the brain. For example – when you feel the need to itch, it is dopamine that carries the message to the nerve cells that control the muscles you need, to itch yourself.

Types of Parkinson’s Disease

Parkinson’s disease types look different for everyone. Doctors generally group the different types of Parkinson’s disease into three broad categories:

• Idiopathic (Primary) Parkinson’s Disease – It is the most common type. “Idiopathic” simply means doctors cannot pinpoint a single cause. Most people with this type have no family history of the condition (sporadic), while a smaller number inherit it through gene mutations passed down in families (familial).
• Secondary Parkinsonism – This happens when Parkinson’s-like symptoms are caused by something identifiable, such as a side effect of certain medications, multiple small strokes, a brain tumour, or exposure to toxins. The key difference here is that treating or removing the underlying cause can sometimes reduce the symptoms.
• Atypical Parkinson’s Conditions – These are a group of brain disorders that look similar to Parkinson’s disease on the surface but behave differently. They tend to progress faster and do not respond as well to standard Parkinson’s medications. This group includes Progressive Supranuclear Palsy (PSP), Multiple System Atrophy (MSA), Corticobasal Degeneration (CBD), and Dementia with Lewy Bodies (DLB).

Content is medically reviewed by:

Shruti Bangera, Masters In Neurological Physiotherapy, Senior Physiotherapist & SME, Portea

Signs and Symptoms of Parkinson’s Disease

Parkinson’s disease symptoms do not always start with the shaking hands most people picture. In fact, many of the earliest signs of Parkinson’s disease are easy to miss or mistake for normal ageing. Symptoms generally fall into two categories: those that affect movement (motor symptoms) and those that do not affect movement (non-motor symptoms).

Early Warning Signs

Before movement problems become noticeable, the body often sends subtle signals:

• A reduced or lost sense of smell.
• Persistent constipation without a clear cause.
• Small, cramped handwriting (known as micrographia).
• Soft or muffled speech.
• Disrupted sleep, particularly acting out dreams physically (REM sleep behaviour disorder).
• Mood changes such as anxiety or depression.

Motor Symptoms

These are the movement-related symptoms that most people associate with Parkinson’s disease:

• Tremors – rhythmic shaking, most commonly in the hands or fingers, often noticeable at rest.
• Bradykinesia – an overall slowing of movement that makes everyday tasks take much longer than usual.
• Muscle stiffness – rigidity in the limbs or trunk that can limit the range of motion and cause discomfort.
• Balance and gait problems – a shuffling walk, reduced arm swing, or difficulty starting and stopping movement.

Non-Motor Symptoms

Parkinson’s affects far more than movement. Non-motor symptoms can be just as disruptive to daily life:

• Cognitive changes and memory difficulties.
• Depression and anxiety.
• Fatigue.
• Sleep disturbances.
• Bladder and digestive issues.
• Low blood pressure when standing up.

Causes and Risk Factors of Parkinson’s Disease

The exact causes of Parkinson’s disease are not fully understood. What researchers do know is that it develops when nerve cells in the brain begin to break down, particularly those nerve cells that produce dopamine, a chemical that helps coordinate smooth, controlled movement.

As dopamine levels fall, the brain struggles to send the right signals to the body. This leads to difficulties in movement associated with Parkinson’s. The brain also loses norepinephrine, which regulates functions such as the heart rate and blood pressure, explaining why Parkinson’s affects more than just movement.

What Happens in the Brain?

Two key changes have been observed in the brains of people with Parkinson’s:

• Lewy bodies – abnormal clumps of protein that accumulate in brain cells and are believed to play a central role in the disease process
• Alpha-synuclein build-up – a specific protein found within Lewy bodies that forms in a clumped shape, the brain cannot clear, and is currently a major focus of Parkinson’s research

Known Contributing Factors

While no single cause has been confirmed, these factors are known to contribute:

• Genetics – Certain gene mutations, such as in LRRK2 or PINK1, are linked to Parkinson’s disease, though hereditary cases remain relatively uncommon.
• Environmental exposure – The long-term exposure to pesticides, herbicides, heavy metals, or toxins like MPTP has been associated with a higher risk of developing Parkinson’s disease.
• Mitochondrial changes – Damage to mitochondria, the energy-producing structures inside cells, has also been found in the brains of people with Parkinson’s.

Who is at Higher Risk?

Certain groups are more likely to develop Parkinson’s disease:

• Older adults – The risk increases significantly with age, with most diagnoses occurring around age 60 or above; early-onset Parkinson’s before age 50 is possible but uncommon
• Men – Parkinson’s disease is more commonly diagnosed in men than in women
• Individuals with a family history – Having a close blood relative with Parkinson’s disease raises the risk, though it remains relatively low unless multiple family members are affected
• Individuals with prolonged toxin exposure – Individuals regularly exposed to agricultural chemicals or industrial toxins face a moderately higher risk over time

Stages of Parkinson’s Disease

Parkinson’s disease progression typically follows a five-stage scale developed to track how symptoms evolve over time. The timeline varies considerably across individuals, and everyone moves through the stages of Parkinson’s disease at a different pace.

Stage 1: Mild symptoms confined to one side of the body. Subtle posture, gait, or facial changes appear, but daily activities remain unaffected.

Stage 2: Symptoms affect both sides of the body, including neck and trunk. Posture and gait changes are more visible, though independent living is still possible with extra effort.

Stage 3: The mid-point of Parkinson’s disease progression, marked by balance difficulties and a higher risk of falls. Daily activities are more limited, but independence is usually still manageable.

Stage 4: Symptoms become significant and disabling. Walking requires support like a cane or walker, and considerable assistance is needed with daily activities.

Stage 5: The most advanced stage, often involving severe leg stiffness, confinement to a wheelchair or bed, and round-the-clock care.

Diagnosis and Treatment of Parkinson’s Disease

There is no single test that can confirm Parkinson’s disease. Parkinson’s disease diagnosis and treatment both rely heavily on the expertise of a neurologist, who evaluates various symptoms over time, reviews medical history, and rules out other conditions before arriving at a diagnosis.

Once confirmed, treatment focuses on managing symptoms through medication, physiotherapy, and in select cases, surgery, since there is currently no cure for the condition.

How Is Parkinson’s Disease Diagnosed?

Since there is no definitive lab test, Parkinson’s disease diagnosis is largely clinical. A neurologist reviews medical history and conducts a physical and neurological exam, checking reflexes, coordination, and movement patterns. Blood tests and MRI scans may be ordered to rule out other conditions, while a trial dose of Parkinson’s medication can help support the diagnosis if symptoms improve. Regular follow-ups are often needed to confirm it with confidence.

Treatment for Parkinson’s Disease

While Parkinson’s disease cannot be cured, a combination of Parkinson’s disease treatments can help manage symptoms effectively and improve quality of life.

• Medication – It is usually the first line of treatment. It works by replenishing or mimicking dopamine in the brain, helping to ease tremors, stiffness, and slowness of movement. While the benefits of medication can lessen over time, most people continue to see meaningful symptom control with the right combination and dosage.
• Physiotherapy for Parkinson’s disease – It plays a central role in treatment by addressing mobility, balance, posture, and flexibility. Regular physiotherapy helps maintain independence, reduces stiffness, and trains patients to carry out daily activities more safely.
• Surgery – This is generally considered only in advanced cases where medication no longer manages symptoms effectively. There are three main surgical options:
  • Pallidotomy – Selectively destroys a small part of the brain (globus pallidus) linked to rigidity, easing stiffness, tremors, and balance issues.
  • Thalamotomy – Targets a part of the thalamus believed to cause tremors, offering relief specifically from tremor symptoms.
  • Deep Brain Stimulation (DBS) – The most advanced option, involving implanted electrodes connected to a chest-placed device that sends electrical pulses to manage symptoms. Used when other treatments don’t work.

Physiotherapy for Parkinson’s Disease

Physiotherapy for Parkinson’s disease is one of the most important parts of long-term symptom management. A structured physiotherapy plan addresses mobility, posture, flexibility, and coordination, helping patients stay as independent and active as possible through every stage of the condition.

Benefits of Physiotherapy for Parkinson’s Disease

The benefits of physiotherapy for Parkinson’s disease are more than just movement. Regular sessions can help with:

• Improved mobility – makes walking, turning, and changing positions easier and safer.
• Better balance – reduces the risk of falls, which is one of the biggest safety concerns in Parkinson’s.
• Reduced stiffness – keeps the joints and muscles flexible through targeted stretching.
• Enhanced posture – corrects the stooped posture commonly seen in Parkinson’s patients.
• Greater independence – helps patients continue daily activities like dressing, bathing, and eating with less assistance.
• Improved quality of life – supports overall confidence and reduces the emotional toll of declining physical function.

Home-Based Physiotherapy for Parkinson’s Patients

Home physiotherapy for Parkinson’s offers a practical, comfortable option as mobility becomes more challenging. It allows sessions to fit the patient’s energy levels and lets the physiotherapist tailor exercises to their actual living space, like using stairs, getting on and off the bed, or moving around furniture.

Common interventions include gait and balance training, strength-building, stretching, and fall-prevention. Family members are also guided on supporting the patient between sessions, making home care a more holistic approach.

When Should Physiotherapy Be Started?

Physiotherapy works best when started early, as it helps build strength and mobility reserves that slow functional decline. It remains valuable at every stage, with the focus shifting from prevention to maintaining safety and function. Ongoing rehabilitation, not a one-time course, is key to managing Parkinson’s effectively.

What Is Parkinsonism?

Parkinsonism is an umbrella term for a group of movement disorders that share symptoms with Parkinson’s disease, including tremors, stiffness, and slowed movement. Among these, idiopathic Parkinson’s disease, where the exact cause remains unknown, is by far the most common form, making Parkinson’s disease and Parkinsonism closely linked, though not identical.

Types of Parkinsonism

The types of Parkinsonism are broadly grouped into two categories:

• Primary Parkinsonism – This includes Parkinson’s disease itself, along with atypical disorders like PSP, MSA, CBD, and Dementia with Lewy Bodies, conditions that can closely resemble Parkinson’s, making specialist evaluation important for accurate diagnosis.
• Secondary Parkinsonism – This stems from an identifiable external cause, such as certain medications, reduced blood flow from small strokes, toxins, or head injuries. Unlike Parkinson’s disease, it usually doesn’t respond to levodopa and may improve once the underlying cause is treated.

How Can We Help on Parkinson’s Treatment?

At Portea, we specialize in delivering comprehensive healthcare services, including nursing for home care, doctor consultations, and physiotherapy at home. Our caregiving extends to conditions like Parkinson’s, where our expert physiotherapists provide tailored exercises to enhance mobility and manage the impact of the condition. For those affected by Parkinson’s, our dedicated parkinson’s physiotherapy treatment sessions aim to maintain and strengthen physical capabilities, focusing on education and self-management during initial sessions, and later emphasizing improvements in gait, balance, manual activities, and fall risk reduction. With a team of well-trained home physiotherapist, we are committed to enhancing the overall quality of life for our clients through personalized and compassionate healthcare services.

With Portea, you’re not just getting a parkinson disease physiotherapy service ; you’re gaining a partner in your journey to recovery and well-being. We also offer a range of superior healthcare services, including doctor consultations, medical equipment, nursing home care, and dedicated caretakers. Rely on us for top-tier healthcare solutions tailored to your requirements.

FAQs

1.What is the best way to deal with Parkinson’s disease?

Apart from medication, individuals managing Parkinson’s disease can enhance their health and well-being, maintain physical function, alleviate symptoms, and improve their quality of life through various means. Key strategies include engaging in regular exercise, adopting a nutritious diet, ensuring proper hydration, and securing sufficient sleep.

2.What vitamin reduces the risk of Parkinson’s disease?

Vitamins C and E, along with carotenoids, may lower the risk of developing PD by preventing oxidative damage.

3.Which foods are advisable for Parkinson’s patients to avoid?

In the Parkinson’s diet, there are specific foods recommended for consumption and others cautioned against, particularly processed items like canned foods, fried foods, and both regular and diet sodas, which have been associated with an accelerated progression of Parkinson’s.

4.Can Parkinson’s disease impact speech and communication?

Yes. Parkinson’s disease can cause soft, slurred, or monotone speech, along with reduced facial expressions, making communication harder. Speech therapy can help patients improve clarity, volume, and confidence in conversations over time.

5. How does Parkinson’s disease affect mental health?

Parkinson’s disease and mental health are closely linked, with higher rates of anxiety and depression often caused by brain chemistry changes rather than just emotional response. Mental health support alongside physical treatment is important.

6. What Is the Average Age of Onset for Parkinson’s Disease?

Parkinson’s disease typically begins around age 60, though it can occur earlier. Cases diagnosed before age 50 are classified as early-onset Parkinson’s, which is less common but not rare.

7. Can Parkinson’s disease affect sleep quality?

Yes. Parkinson’s disease and sleep are closely connected, with many patients experiencing disrupted sleep, vivid dreams, or acting out dreams physically. These disturbances often appear years before other symptoms become noticeable.

8. Why do people with Parkinson’s disease experience fatigue?

Fatigue in Parkinson’s disease stems from reduced dopamine levels, disrupted sleep, and the extra physical effort movement requires. It’s a common, often underestimated symptom that affects daily energy and motivation.