Parkinson's Treatment Part 3:Physio, Speech Therapy & OT — The Treatments That Change Everything
- Quest Physio
- Apr 16
- 6 min read
Part 3 of a 3-part series. Also in this series: Part 1 — Medication, and Part 2 — Deep Brain Stimulation.
Quick Answer: What Role Do Allied Health Professionals Play in Parkinson's Treatment?
Quick Answer
Physiotherapy, speech therapy, and occupational therapy are not optional extras in Parkinson's Disease management — they are core components of gold standard care. International guidelines recommend referral to allied health professionals early in the course of the disease, not as a last resort. The current research is unambiguous: early, consistent allied health input leads to better outcomes across motor function, communication, independence, and quality of life.
Here's something that genuinely surprises people — including, we'll be honest, quite a few health professionals.
The most transformative treatments for day-to-day life with Parkinson's Disease are often not the ones that come in a pill bottle or involve a neurosurgeon. They're the ones delivered by your physiotherapist, your speech therapist, and your occupational therapist. And the evidence behind them? It's extraordinary — and it's growing faster than almost any other area in Parkinson's research.
Welcome to Part 3 of our gold standard treatment series. This one's for every person who has ever been told 'we'll refer you to physio when things get worse.' Spoiler: that advice is out of date, and the research says so.
Physiotherapy & Exercise: The Prescription You Didn't Know You Needed
Why Exercise Is Non-Negotiable
Let's start with a number: 154. That's the number of randomised controlled trials included in a 2023 Cochrane review examining the effects of physical exercise in Parkinson's Disease. Back in 2013, the same review found just 39. That's how fast the evidence has grown — and what it consistently shows is that exercise works.
The UK's NICE guidelines recommend referral to physiotherapy early in the course of Parkinson's Disease — proactively, before the wheels start coming off. Not after a fall. Not after significant decline. Early. Because by the time things have deteriorated, you're playing catch-up.
In terms of motor symptoms, the evidence supports meaningful improvements across:
• Gait speed and walking ability
• Balance and fall reduction
• Strength and flexibility
• Motor coordination and overall function
And the modalities that work? Broader than you might think — dance, aqua therapy, gait and balance programs, tai chi, strength and resistance training, cycling, boxing. Good news if treadmills aren't your thing.
There's also emerging evidence that exercise may have neuroprotective effects — possibly attenuating disease progression through increases in brain-derived neurotrophic factor (BDNF), a protein associated with brain cell health. The jury is still out on the full picture, but the early signals are genuinely exciting.
LSVT BIG: The Physio Programme Worth Knowing By Name
One programme deserves a special mention — LSVT BIG. Developed specifically for Parkinson's Disease, its premise is brilliantly counterintuitive: Parkinson's doesn't just make movements smaller and slower — it makes the person feel as though their movements are normal size, when they're actually much reduced. LSVT BIG addresses this by training people to move bigger, with high-effort, high-amplitude movements that recalibrate the brain's perception of how much movement is 'enough.'
A 2024 case series found that 8 out of 9 participants demonstrated meaningful improvements in motor function, gait speed, balance confidence, dynamic balance, and quality of life — with improvements sustained four weeks after treatment ended.
Speech Therapy: The Referral That Comes Too Late, Too Often
What Parkinson's Does to the Voice
Here's a pattern we see clinically, over and over: someone gets diagnosed with Parkinson's, gets their medication sorted, maybe gets a physio referral — and speech therapy comes much, much later. Usually when communication has already deteriorated to the point where it's affecting relationships, social confidence, and independence.
Parkinson's affects the voice gradually but relentlessly. It becomes quieter, flatter, harder to understand. The person starts dropping out of conversations. Family members begin asking them to repeat themselves. It's isolating in a way that compounds everything else the disease is already doing.
LSVT LOUD: The Gold Standard Speech Treatment
Enter LSVT LOUD — an intensive speech therapy programme with over 25 years of research behind it, and the strongest evidence base of any behavioural treatment for Parkinson's communication difficulties.
The 2024 systematic review by Perry et al. was unequivocal: LSVT LOUD is the only behavioural intervention with strong quality evidence for people with Parkinson's Disease. No other treatment approach demonstrated more than limited evidence.
Then there's the landmark Sackley et al. (2024) randomised controlled trial, published in the BMJ, comparing LSVT LOUD with standard NHS speech therapy and no treatment across 388 participants at 40 sites. The findings? LSVT LOUD was more effective at reducing the impact of speech disorders than both no therapy and standard NHS speech therapy. Standard NHS therapy showed no evidence of benefit compared to no treatment at all.
LSVT LOUD works by training people to speak at a louder, more normal volume — and crucially, helping them recalibrate their perception of how loud they are. The programme runs four sessions a week for four weeks. Benefits have been shown to last up to 24 months post-treatment.
Occupational Therapy: Protecting the Things That Matter Most
OT focuses on activities of daily living — the things that define independence and quality of life. Getting dressed. Cooking. Writing. Getting in and out of the shower. Managing fatigue. Navigating a home that may no longer feel as safe as it once did.
As Parkinson's progresses, these tasks become harder — not just because of motor symptoms, but because of the combination of motor, cognitive, and sensory changes the disease brings. Occupational therapists assess how all of these interact and develop strategies, adaptations, and environmental modifications to keep people safe, functional, and independent for as long as possible.
OTs also deliver LSVT BIG, making them natural partners across both movement and daily function goals.
The golden rule: early referral. The evidence across all three disciplines points in the same direction — starting before things have deteriorated produces better outcomes than waiting for a crisis. If you've recently been diagnosed and haven't yet been referred to all three, it's worth asking your neurologist or GP. You don't need to be struggling to benefit.
What This Means for You
Parkinson's Disease is a team sport. Medication manages the chemistry. Surgery, when indicated, modulates the signals. But physiotherapy, speech therapy, and occupational therapy are what protect your movement, your voice, and your independence in the day-to-day reality of living with this condition.
The evidence is clear. The guidelines agree. The only thing left is making sure these treatments are part of every Parkinson's management plan — from the beginning.
And the earlier you start, the better the outcomes tend to be.
If you or someone you care for is living with Parkinson’s and want guidance on what the right next step looks like, our team at Quest Physio Chermside can help you build a plan tailored to your stage, goals, and lifestyle.
We offer physiotherapy, exercise-based rehab, NDIS support, and home visits across Brisbane North and the Moreton Bay Region.
📞 Call (07) 3088 8035 or visit questphysio.com.au to learn more or book an initial assessment.
This information is general in nature and does not replace advice from a registered health professional.
This blog is for general educational purposes only and does not constitute medical advice. Please speak with your neurologist, GP, or allied health professional for personalised treatment advice.
Written by Julius Alpay, Physiotherapist
Research Papers Cited
1. Physical Exercise for People with Parkinson's Disease: A Systematic Review and Network Meta-Analysis
Ernst M. et al. (2023). Cochrane Database of Systematic Reviews / PMC
2. Exercise for People with Parkinson's Disease: Updates and Future Considerations
McGinley J.L. & Nakayama Y. (2024). Physical Therapy Research / PMC
3. Does Exercise Attenuate Disease Progression in Parkinson's Disease? A Systematic Review
(2023). PubMed
4. Evidence for Early and Regular Physical Therapy and Exercise in Parkinson's Disease
(2021). PMC — National Institutes of Health
5. 2024 LSVT LOUD and LSVT BIG Research Summary
LSVT Global (2024). LSVT Global Blog
6. Lee Silverman Voice Treatment vs NHS Speech Therapy vs Control for Dysarthria in Parkinson's Disease (PD COMM Trial)
Sackley C.M. et al. (2024). BMJ / Science Daily
7. Lee Silverman Voice Treatment to Improve Speech in Parkinson's Disease: A Systematic Review and Meta-Analysis
(2022). PMC — National Institutes of Health
Parkinson's Allied Health Support in Brisbane?
Quest Physio — Chermside, Brisbane
We work with people living with Parkinson's Disease across all stages of the condition. We offer physiotherapy, exercise physiology, NDIS support, aged care services, and home visits — and we're experienced in evidence-based Parkinson's management. Call us on (07) 3088 8035 or visit questphysio.com.au to book.
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