Parkinson’s Disease: Signs & Symptoms

 Hi again, if you're still reading this blog series...thank you you mustn't hate the writing style - no chat GPT here.

Quick Answer:

Quick Answer

Parkinson’s Disease affects both movement (motor) and non-movement (non-motor) functions.

The four classic motor symptoms are:

• Tremor (often starting on one side)

• Rigidity (muscle stiffness)

• Bradykinesia (slowness of movement)

• Postural instability (balance difficulties)

  
  

However — and this is important — many of the earliest and most impactful symptoms are non-motor, including changes in sleep, mood, smell, energy levels, and cognition.

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What Should You Actually Be Looking For?

Sometime between hearing the words “Parkinson’s Disease” and diving into treatment options, most people hit the same question:

“What does this actually look like in real life?”

Not the textbook version. Not the one-line definition.

The real, day-to-day signs — the ones that show up gradually, often quietly, and are easy to brush off until they’re not.

Because here’s the thing: Parkinson’s doesn’t usually arrive all at once. It tends to creep in. And understanding what to look for early can make a meaningful difference in how it’s managed later.

But first...behold...a pretty infographic. Yes, it's from the last post but sometimes you gotta love a repeat especially if you like the old adage that 'a picture is worth a thousand words'.

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The Symptoms Most People Recognise (Motor Symptoms)

Let’s start with the ones most people associate with Parkinson’s.

Tremor

Often the first noticeable sign. Typically starts in one hand at rest — the classic “pill-rolling” movement. Not everyone has it, but when it’s there, it’s hard to miss.

Bradykinesia (Slowness)

This is the hallmark of Parkinson’s. Movements become slower, smaller, and more effortful. Walking pace reduces. Steps shorten. Tasks that used to be automatic suddenly require concentration.

Rigidity (Stiffness)

Muscles feel tight, resistant to movement. This can show up as reduced arm swing when walking or a general sense of stiffness that doesn’t ease with stretching.

Postural Instability

Usually later, but important. Balance becomes less reliable. The risk of falls increases.

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The Symptoms That Often Get Missed (Non-Motor)

Here’s where things get interesting — and often overlooked.

In many cases, these symptoms show up years before any visible movement changes.

Loss of Smell (Hyposmia)

One of the earliest indicators. Often brushed off or unnoticed until later.

Sleep Changes

Particularly REM sleep behaviour disorder — acting out dreams, talking, or moving during sleep.

Fatigue

Not just “a bit tired.” A persistent, heavy fatigue that doesn’t improve with rest.

Mood Changes

Anxiety and depression are common — and can precede diagnosis.

Cognitive Changes

Subtle at first — slower thinking, reduced multitasking ability.

Constipation & Autonomic Changes

Changes in digestion, blood pressure regulation, and other automatic body functions.

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Why Parkinson’s Can Be Hard to Spot Early

Because it rarely shows up as one obvious symptom.

Instead, it looks more like:

• A slightly softer voice

• A bit less arm swing

• Taking longer to get ready in the morning

• Feeling more fatigued than usual

Individually, these are easy to dismiss.

Together, over time — they start to form a pattern.

The “Iceberg” Reality

What you see on the surface — tremor, stiffness, slower walking — is only part of the picture.

Much of Parkinson’s sits below the surface:

• Sleep disruption

• Fatigue

• Mood changes

• Cognitive load

And for many people, these are the symptoms that impact daily life the most.

When Should You Get It Checked?

This is one of the most common questions — and the most practical one.

There’s no single trigger point. But a good rule of thumb:

👉 If you’re noticing a combination of changes — especially on one side of the body — and they’re not improving, it’s worth getting assessed.

That doesn’t mean it’s Parkinson’s.

But it does mean it’s worth understanding what’s going on.

Start with your GP. If needed, they’ll refer you to a neurologist, movement disorder specialist or appropriate Physiotherapist for further assessment.

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What This Means for You

Here’s the key takeaway:

Parkinson’s isn’t just a movement condition — and it doesn’t start the day a diagnosis is made.

It develops gradually. It affects multiple systems. And importantly — it responds best when it’s managed proactively.

Understanding the signs early doesn’t change the diagnosis.

But it can change what happens next.

Because once you know what you’re dealing with, you can start building the right plan — and that’s where treatment comes in.

What Happens Next?

In the next part of this series, we move from recognition → action.

We’ll start with the foundation of Parkinson’s treatment:👉 medication

What it does, how it works, and what to expect.

Next up:👉 Parkinson’s Treatment Part 1: Medication — Meet Levodopa

Not Sure What You’re Noticing?

If you or someone you care for has started noticing changes — movement, balance, or even things like fatigue or coordination — it can be helpful to get a clearer picture early.

At Quest Physio Chermside, we work with people at all stages of Parkinson’s — including those in the early or uncertain phase — to assess movement, function, and what the next step might look like.

📞 Call (07) 3088 8035 or visit questphysio.com.au/parkinson to learn more.

This information is general in nature and does not replace advice from a registered health professional.

Author: Julius Alpay - Physiotherapist