Can You Get Long Term Disability for an Invisible Illness in Alberta?

Reviewed by:

September 2, 2026

Award-winning and trusted since 1976, Litco Law has recovered hundreds of millions of dollars for our clients and helped thousands of Albertans navigate some of life’s toughest moments. Our team is known for delivering exceptional results and caring support when it matters most.

Woman holding head in pain

Living with an invisible illness can feel like carrying a weight no one else can see. On the outside, everything looks “normal.” But inside, you might be juggling pain, exhaustion, anxiety, or brain fog that never really lets up, even if no one around you realizes what it takes just to get through the day.

If you’re navigating chronic pain, fibromyalgia, depression, anxiety, PTSD, chronic fatigue syndrome, migraines, or any other condition that may not be readily visible, you’re far from alone, and you deserve support. Many people in Alberta don’t realize they may qualify for long-term disability benefits. Even fewer realize that these claims are often wrongfully denied, especially when the illness isn’t visible or easy to measure.

This guide is here to help you better understand how long-term disability works for invisible illnesses, why claims are often rejected, and what you can do to protect your rights and get the benefits you should be entitled to.

Key Takeaways

  • Invisible illnesses can qualify for long-term disability benefits in Alberta, even when symptoms don’t show up clearly on diagnostics.
  • A diagnosis alone usually isn’t enough. Your medical evidence should explain how your symptoms affect your ability to function and work.
  • Many LTD policies change their definition of disability after a period of time, commonly around 24 months.
  • The wording of your policy matters, including how it considers your education, training, experience, and ability to work reliably.
  • Good days don’t automatically prove you’re capable of working full-time. For many invisible illnesses, the frequency, severity, and unpredictability of symptoms are an important part of the picture.
  • If your LTD claim has been denied or your insurer is reviewing your eligibility as you approach a change of definition, you still have options.

What Do We Mean By Invisible Illness? Chronic Pain, Fibromyalgia, Mental Health & More

Invisible illnesses are medical conditions that significantly impact your ability to function but may not be outwardly obvious. Common examples include:

  • Fibromyalgia
  • Chronic pain disorders
  • Mental health conditions(depression, anxiety, PTSD, bipolar disorder)
  • Chronic Fatigue Syndrome (CFS) / Myalgic Encephalomyelitis (ME)
  • Long COVID
  • Autoimmune diseases(e.g., lupus, rheumatoid arthritis)
  • Migraine disorders
  • Neurological conditions with fluctuating symptoms

These conditions often come with symptoms that are hard to “see,” hard to explain, and even harder to prove to an insurance company, despite their very real impact on day-to-day life.

You’re Not Imagining It: Invisible Illness Claims Can Face More Pushback

Insurance companies frequently deny disability claims involving invisible conditions. It’s not fair, but it’s common. Why?

Because these conditions often:

  • fluctuate from day to day
  • rely on self-reported symptoms
  • lack a clear diagnostic test
  • are misunderstood by medical providers
  • challenge outdated ideas about what disability “should look like”

Many people with invisible illnesses are told:

“Your tests came back normal.”

“Try going back to work and see how it goes.”

“You don’t look sick.”

But disability is about function, not appearance alone. And a person living with an invisible illness may look perfectly healthy during a brief appointment while still being unable to reliably complete an eight-hour workday, five days a week. If your condition keeps you from working consistently, safely, or without significant symptoms, you may qualify for long-term disability.

Can You Get Long Term Disability for Chronic Pain, Fibromyalgia, or Mental Health?

In many cases, yes. Long-term disability benefits are absolutely available for invisible illnesses. For instance, mental health claims are among the most common types of disability claims in Canada, along with chronic pain and fibromyalgia.

What matters is not the label of the illness, but how it affects your ability to work.

Long-term disability insurers typically look at the following:

  • Are your symptoms preventing you from doing your job safely and reliably?
  • Has your doctor recommended time off or modified duties?
  • Are you receiving treatment (therapy, medication, pain management, etc.)?
  • Do your medical records reflect ongoing challenges and an inability to work?

If the answer is yes to any of these, you may be entitled to disability benefits, even if your condition is difficult to “prove” in traditional ways.

Why Invisible Illness Claims Get Denied Even When They Shouldn’t

Insurance companies often deny invisible illness claims using reasons like:

“There’s not enough medical evidence.”
BUT invisible illnesses often don’t show up on scans or blood work.

“You can do light or modified duties.”
BUT even small tasks can cause flare-ups, fatigue, or mental health crashes.

“Your symptoms are subjective.”
BUT pain, fatigue, and cognitive symptoms are real, even if they can’t be measured by machines.

“Your condition is manageable.”
BUT symptoms that are “manageable” at home may be impossible to manage in a full-time job.

If you’ve experienced this, you’re not alone, and you’re not wrong to feel frustrated. Many of our clients come to us after being unfairly denied.

How to Strengthen a Long-Term Disability Claim for Invisible Illnesses

Here’s what can help your claim:

  • Consistent medical documentation. Regular doctor visits help show an ongoing condition.
  • Treatment history. Therapy, pain management, medication, specialists, and functional health testing can all support your case.
  • Detailed symptom tracking. A journal or symptom log can be powerful evidence.
  • Clear descriptions of work limitations. Include examples of tasks you can’t reliably do because of flare-ups, fatigue, or pain.
  • Support from specialists. Psychologists, rheumatologists, neurologists, physiatrists, occupational therapists, etc.

You do not necessarily need perfect medical proof. You need credible evidence, and often, the right guidance.

If Your Disability Claim Was Denied, You Still Have Options

Many long-term disability claims for invisible illnesses are denied at first. That doesn’t always mean you’re out of luck.

You can:

  • appeal the denial
  • have a lawyer negotiate with the insurer
  • file a long-term disability claim (often the most effective route)
  • seek a lump-sum settlement

If you have questions about long-term disability claims, it won’t cost you anything to speak with our legal team. Consultations are always free, and we never bill by the hour. If a claim isn’t in your best interest, we’ll tell you that too. If you do proceed with a long-term disability claim, you don’t pay us anything while your claim is ongoing.

Get to know our lawyers here. 

You Deserve to Be Taken Seriously

Invisible illnesses are real. They are exhausting. They are valid. And they can absolutely qualify for long-term disability benefits, no matter who tries to tell you otherwise.

You deserve support, answers, and a team that understands what you’re going through.

If you’re struggling with long-term disability involving chronic pain, fibromyalgia, mental health challenges, or another invisible illnesses, we’re here to help you understand your options and fight for the benefits you deserve.

Contact Litco Law for free today.

We’re here to listen, support, and guide you every step of the way.