Parkinson’s disease doesn’t always announce itself with an obvious tremor or major change in movement. In many cases, the earliest signs can be subtle. A person may notice that one hand doesn’t swing as naturally while walking, their handwriting has become smaller, their movements feel slower, or they are having more difficulty with balance.

Because these changes can develop gradually, they are sometimes mistaken for normal signs of aging.

Recognizing the early signs of Parkinson’s disease matters because identifying changes sooner gives individuals and their healthcare teams an opportunity to evaluate symptoms, establish appropriate treatment, and develop strategies for maintaining mobility and independence.

Parkinson’s disease is a progressive neurological disorder that primarily affects movement, but its effects can extend beyond mobility. Changes in sleep, mood, speech, facial expression, and the sense of smell may sometimes appear before more recognizable movement symptoms.

This doesn’t mean that every older adult experiencing one of these symptoms has Parkinson’s disease. Many of these symptoms can have other causes. However, a combination of persistent or unusual changes deserves attention and professional evaluation.

 

What Is Parkinson’s Disease?

Parkinson’s disease is a neurological condition that affects the brain’s ability to control movement.

One of the key changes associated with Parkinson’s disease is the gradual loss of dopamine-producing nerve cells in an area of the brain involved in movement control.

Dopamine helps the brain coordinate smooth and purposeful movement. As dopamine levels decline, individuals may begin experiencing changes such as slowed movement, stiffness, tremors, and balance difficulties.

Parkinson’s disease affects everyone differently. Some people experience noticeable tremors, while others may primarily struggle with stiffness or slowed movement.

That’s why understanding the range of potential symptoms is so important.

1. A Tremor That Appears When the Hand Is at Rest

One of the most recognizable symptoms associated with Parkinson’s disease is a tremor.

A Parkinson’s-related tremor often begins on one side of the body and may occur when the affected hand or limb is relaxed.

For example, someone may notice that:

• One hand shakes while sitting quietly.
• A finger or thumb moves rhythmically without intentional movement.
• The shaking decreases when actively using the hand.

Not every person with Parkinson’s disease develops a tremor, and not every tremor is caused by Parkinson’s disease. That’s why persistent tremors should be evaluated rather than self-diagnosed.

2. Slower Movements

Another important early symptom is bradykinesia, which means slowness of movement.

Someone who was previously quick and independent may begin taking longer to complete familiar activities.

You might notice that they:

• Take longer to get dressed.
• Move more slowly when eating.
• Have difficulty getting out of a chair.
• Take longer to walk from one room to another.
• Struggle with tasks that require quick movements.

These changes may seem minor at first, but progressive slowing can eventually affect independence.

3. Changes in Walking

Changes in walking can be another early warning sign.

A person may begin taking smaller steps or appear to shuffle their feet instead of lifting them normally.

Other changes may include:

• Reduced walking speed
• Shorter steps
• Less arm movement on one side
• Difficulty turning
• A tendency to lean forward
• Feeling hesitant when beginning to walk

Family members sometimes notice these changes before the individual does.

4. Muscle Stiffness

Stiffness can affect the arms, legs, neck, shoulders, or other parts of the body.

Some people initially assume that their stiffness is simply arthritis or a normal consequence of getting older.

However, Parkinson’s-related rigidity can make movement feel restricted even when there isn’t significant joint pain.

You may notice that:

• Turning the neck becomes more difficult.
• One arm feels unusually stiff.
• The legs feel heavy.
• Movement feels less fluid.
• Getting out of bed becomes more challenging.

Persistent or unexplained stiffness deserves professional attention.

5. Smaller Handwriting

A surprisingly subtle symptom of Parkinson’s disease is a change in handwriting.

Some people develop handwriting that becomes progressively smaller and more cramped. This is known as micrographia.

You might notice that someone’s signature or handwritten notes look significantly smaller than they did previously.

The person may also report that writing requires more effort or that their hand becomes tired quickly.

6. Changes in Facial Expression

Parkinson’s disease can affect facial muscles.

Some individuals develop what is sometimes described as a reduced or “masked” facial expression. The face may appear less expressive even when the person’s emotions have not changed.

Family members may notice that the person:

• Smiles less frequently
• Blinks less often
• Appears unusually serious
• Has less facial movement during conversation

These changes can be subtle and may develop gradually.

7. Changes in Speech

Speech can also change over time.

A person may begin speaking:

• More softly
• More slowly
• In a less expressive tone
• With words that become less clear

Sometimes family members notice that they frequently have to ask the person to repeat themselves.

Speech changes can have many causes, but persistent changes should be discussed with a healthcare professional.

8. Sleep Changes

Sleep problems can occur in people with Parkinson’s disease.

Some individuals experience:

• Difficulty sleeping
• Excessive daytime sleepiness
• Frequent nighttime waking
• Acting out dreams
• Restless sleep

Certain sleep-related symptoms can occur years before more obvious movement problems develop.

If a significant change in sleep occurs alongside movement or other neurological symptoms, discussing it with a healthcare professional is important.

9. Changes in Balance

Balance problems can become increasingly noticeable as Parkinson’s disease progresses.

A person may:

• Feel unsteady when turning
• Have difficulty walking on uneven surfaces
• Need to hold onto furniture
• Experience more frequent stumbles
• Become afraid of falling

Balance problems deserve attention because falls can lead to serious injuries and a significant loss of confidence.

10. Changes in Posture

Another potential sign is a gradual change in posture.

Someone may begin leaning forward while standing or walking. Their shoulders may appear more rounded, and they may have difficulty maintaining an upright position.

Poor posture can affect balance, walking efficiency, and comfort.

A Physical Therapist can assess posture and develop exercises designed to improve strength, flexibility, and movement patterns.

What Should You Do If You Notice These Symptoms?

Seeing one symptom does not mean that someone has Parkinson’s disease.

Many of these signs can be caused by other neurological, orthopedic, medication-related, or age-associated conditions.

However, if several symptoms appear together or continue to worsen, it is important to speak with a healthcare professional.

Keep track of changes such as:

• When the symptoms began
• Whether they affect one or both sides
• Whether symptoms are getting worse
• Changes in walking
• Changes in handwriting
• Tremors
• Balance problems
• Sleep changes
• Speech changes

This information can help a healthcare provider understand what is happening and determine whether further evaluation is appropriate.

Why Early Rehabilitation Matters After Diagnosis

Once Parkinson’s disease has been diagnosed, rehabilitation can become an important part of long-term care.

Physical Therapy focuses on helping patients maintain:

• Walking ability
• Balance
• Strength
• Flexibility
• Coordination
• Posture
• Endurance

Occupational Therapy focuses on helping individuals continue performing everyday activities safely and independently.

Together, these services can help seniors adapt to changes in movement while maintaining the highest possible level of independence.

How Rehab On Wheels Supports Seniors with Parkinson’s Disease

Living with Parkinson’s disease can make traveling to appointments increasingly challenging. Stiffness, fatigue, balance problems, and walking difficulties can make transportation stressful.

That’s why Rehab On Wheels provides personalized in-home Physical and Occupational Therapy throughout New York City.

Our therapists work directly with patients in the environment where they live and perform their daily activities.

In-home Parkinson’s rehabilitation may include:

• Balance training
• Gait and walking exercises
• Strengthening programs
• Flexibility exercises
• Posture training
• Fall prevention
• Functional mobility practice
• Home safety recommendations
• Caregiver education

For patients who prefer clinic-based rehabilitation, Rehab On Wheels also provides one-on-one therapy at our locations in Brooklyn and Staten Island.

Supporting a Loved One With Parkinson’s Disease

Family members often notice changes before the person experiencing them recognizes that something is different.

If you are concerned about a loved one, approach the conversation with patience.

Instead of saying, “Something is wrong with you,” consider asking:

“I’ve noticed you’ve been moving a little differently lately. How have you been feeling?”

A supportive conversation can make it easier for someone to discuss symptoms and seek appropriate medical attention.

Once a diagnosis is established, family members can also support rehabilitation by encouraging safe physical activity, attending appointments when appropriate, helping with home exercises, and making the home environment safer.

Most importantly, continue encouraging independence. Helping does not always mean doing everything for someone. Sometimes the best support is giving a person the tools and confidence to do things safely on their own.

When Should You Seek Professional Help?

Consider speaking with a healthcare provider if you or a loved one experiences persistent or progressive changes such as:

• New or unexplained tremors
• Noticeably slower movement
• Changes in walking
• Frequent stumbling
• Increasing stiffness
• Reduced arm swing
• Significant handwriting changes
• Changes in speech
• Persistent balance problems
• New difficulties with everyday activities

Early evaluation can provide clarity and help determine the appropriate next steps.

Conclusion

Getting older doesn’t automatically mean you have to accept worsening mobility, increasing stiffness, or declining independence.

If you notice changes in the way you or a loved one walks, moves, speaks, writes, or performs everyday activities, don’t simply assume they’re part of aging.

Parkinson’s disease can be complex, and early symptoms can be easy to overlook. Recognizing changes and discussing them with a healthcare professional is an important first step.

If Parkinson’s disease is diagnosed, early and ongoing rehabilitation can help preserve mobility, support independence, and improve quality of life.

At Rehab On Wheels, our experienced Physical and Occupational Therapists provide compassionate, individualized rehabilitation for seniors throughout New York City. Whether therapy takes place in the comfort of your home or at our clinics in Brooklyn and Staten Island, our focus remains the same: helping every patient move more safely, maintain independence, and continue participating in the activities that make life meaningful.

Schedule an Appointment

If you or someone you love has been diagnosed with Parkinson’s disease or is experiencing changes in mobility, contact Rehab On Wheels to learn more about personalized rehabilitation services.

Clinic Locations:

• Brooklyn, NY
• Staten Island, NY

In-home rehabilitation services: Throughout New York City

Author: Catherine Morrissey, PT, DPT