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Disability Navigator
When applying for CPP Disability, many people focus on proving how sick they are.
They list diagnoses, symptoms, medications, medical appointments and treatments. All of that information can matter—but a diagnosis alone does not explain whether you are able to work.
Your application also needs to show how your health conditions affect your ability to function and work consistently.
A diagnosis tells them what you have
A functional limitation explains what happens because of it.
For example:
Symptom:
“I have chronic pain.”
Functional limitation:
“After sitting for approximately 20 minutes, my pain increases and I need to change position or lie down.”
Another example:
Symptom:
“I experience severe fatigue and brain fog.”
Functional limitation:
“I lose track of instructions, make mistakes and need frequent breaks. After completing an activity, I may need several hours to recover.”
The second version gives a much clearer picture of how the condition affects your ability to function.
Explain what happens when you try to work
It is not enough to say that an activity is difficult. Try to explain the full pattern:
How long can you do it?
How often can you repeat it?
Do you require breaks, help or accommodations?
What happens to your symptoms during or afterward?
How long does it take you to recover?
These practical details help connect your medical conditions to your ability to work.
Ability is not the same as reliability
You may be able to complete an activity once without being able to perform it regularly.
You might attend an appointment but spend the rest of the day recovering. You might manage two productive hours on a good morning but be unable to predict when another good morning will happen.
Occasional ability does not necessarily mean you can work consistently, predictably and at a pace an employer could rely on.
Use clear, practical language
You do not need to sound like a medical professional.
Instead of writing:
My condition causes significant physical and cognitive impairment.
You could explain:
Pain prevents me from sitting in one position for long periods. Fatigue and brain fog make it difficult to remember instructions and complete tasks without mistakes.
The goal is not to make your condition sound dramatic. It is to make its impact understandable.
The takeaway
A diagnosis identifies what you have.
A strong CPP Disability application also explains what you can do, how long you can do it, how consistently you can repeat it and what happens when you try.
You do not necessarily need more medical terminology.
You need clear, practical examples.
My CPP Disability webinar explains how to identify and describe your functional limitations, understand the eligibility requirements and organize the information supporting your application.
Visit the webinar page to see everything that is included and get instant access:
This article provides general educational information and is not legal advice. CPP Disability decisions are based on each person’s individual application and supporting evidence.