REFERENCE · BIOPSYCHOSOCIAL EXPERIENCE

Mental Health, Stigma, and Being Believed Around FND

This page covers: How FND can interact with depression, anxiety disorders, PTSD and other mental-health conditions; how living with FND can affect mental health; and how stigma or disbelief can change the support a person receives.

Scope boundary: A mental-health condition can be important and deserve treatment without being the cause of FND. A psychiatric diagnosis is not required for FND, and having one does not make neurological symptoms less real. [1][2][3]

For the Person With FND
For Family, Friends, and Other Supporters
For Clinicians and the Care Team
Research and Sources —

For the Person With FND

Two real conditions can exist at the same time

You can have FND and depression.

You can have FND and an anxiety disorder, PTSD, OCD, bipolar disorder or another mental-health condition.

You can also have FND without any of those diagnoses.

Mental-health condition: A condition that affects areas such as mood, thinking, fear, behaviour, perception or emotional wellbeing and is assessed on its own clinical evidence. Having one does not make a physical or neurological symptom imaginary.

Coexisting condition / comorbidity: Another condition that is present in the same person. Two conditions can affect each other without one having caused the other.

This distinction matters because several things can happen at once.

A person may have had depression for years before FND appeared. Another person may become depressed after losing mobility, work, independence or social contact because of FND. Someone with panic disorder may find that panic and functional symptoms sometimes occur together. A person with PTSD may have trauma-related symptoms that need treatment while their FND still requires neurological and rehabilitation care.

There is no single order that applies to everyone.

Mental health and FND can interact in several directions

A mental-health condition may make sleep, concentration, motivation, fear or everyday coping harder. Those changes may affect how difficult it is to manage FND symptoms.

FND can also affect mental health. Repeated seizures, falls, pain, loss of movement, communication difficulty, uncertainty, reduced independence and being disbelieved can be frightening, exhausting or demoralizing.

Medication changes, side effects or withdrawal may affect both physical symptoms and mood or behaviour.

And sometimes the two conditions are simply present together without a clear causal link.

The useful question is usually not, “Which one proves what caused the other?” It is, “What needs care now?”

Having a mental-health diagnosis should not reduce your credibility

Some people with FND describe feeling that once a psychological or psychiatric label appears in their record, physical symptoms are taken less seriously. FND itself can also be misunderstood as “psychological,” “imagined” or voluntary.

Research on FND describes stigma, distrust, difficult healthcare experiences and relationship strain. Qualitative studies can show that these experiences occur and matter, but they cannot tell us what percentage of families disbelieve someone with FND or prove that every difficult interaction is caused by stigma. [4][5][6]

Stigma: Negative assumptions or treatment attached to a diagnosis or characteristic. In FND, stigma may include treating symptoms as less real, less disabling or more under voluntary control than the evidence supports.

Being believed does not mean everyone has to agree with your explanation

There is an important middle ground.

A family member can believe:

“I believe that you cannot safely walk that distance today.”

without claiming:

“I know exactly why your walking changed today.”

A clinician can believe:

“I believe this symptom is happening and affecting your life.”

while still saying:

“We need to work out whether this is your familiar FND pattern, another condition, or something new.”

Validation: Taking a person’s experience, distress or limitation seriously without pretending to know more about its cause than the evidence allows.

That kind of belief is useful because it separates credibility from certainty.

You should not have to prove that every theory you have about a symptom is correct before your pain, disability or need for help is taken seriously.

When another diagnosis starts explaining everything

Sometimes a known diagnosis becomes a shortcut.

A new symptom may be called “anxiety” because the person has anxiety. A change in movement may be called “FND” because the person already has FND. A severe mood change may be assumed to be “just stress” instead of being assessed.

Diagnostic overshadowing: When an existing diagnosis causes a new or different problem to be explained too quickly by that diagnosis, so another condition or cause may be missed.

This can happen with FND, psychiatric diagnoses or other chronic illnesses. The answer is not to investigate everything endlessly. It is to judge new or changed problems on their own features and reassess when appropriate. [1][6]

“They would help me if I had another disability”

Some people with FND describe a painful difference between how their disability is treated and how they believe a more familiar disability would be treated.

A person who cannot safely shower alone may feel that family would readily accept the need for help after a spinal injury, but question the same need when symptoms are functional.

Someone who needs a wheelchair may hear, “But you walked yesterday.”

Someone who needs quiet after a seizure may be told they are being dramatic because the event was not epileptic.

These examples are not evidence that every family behaves this way. They show the kind of misunderstanding that can happen when people confuse variable with voluntary, or functional with not real.

Practical help should be based on what you can safely and reliably do, what assistance is actually needed, and what the supporter can reasonably provide—not on whether the diagnosis feels familiar enough to deserve care.

What you can ask for

You do not have to persuade everyone of every detail of FND before asking for useful support.

You might say:

“I am not asking you to decide what caused this. I am asking you to believe that this is what I can manage today.”

“My symptoms can vary. Being able to do something once does not always mean I can do it safely or repeatedly.”

“My depression needs care, and my FND needs care. Please do not use one to dismiss the other.”

“If you are unsure whether I need help, ask me what I can safely do rather than testing me.”

If someone cannot provide the help you need, that is different from saying you do not need help. The next question becomes whether another person, service, adaptation or piece of equipment can fill the gap.

Your mental health deserves care too

Rejecting the idea that FND is “all psychological” should not require you to reject mental-health care.

Depression, anxiety disorders, PTSD, OCD, bipolar disorder and other conditions deserve proper assessment and treatment when present. Therapy may also help with grief, fear, relationships, adjustment or coping with disability even when there is no separate psychiatric diagnosis.

Mental-health treatment helping you does not prove that mental health caused your FND. [3]

If mood, behaviour, sleep, judgement or safety changes suddenly or severely, seek appropriate clinical assessment rather than assuming the change is FND.

Questions

Has a mental-health diagnosis ever changed the way someone responded to your physical symptoms?

What kind of support would you ask for if nobody needed convincing about the name of the diagnosis?

Which sentence would help you explain, “You can believe what is happening without claiming to know why it is happening”?

For the Person With FND
For Family, Friends, and Other Supporters
For Clinicians and the Care Team
Research and Sources —

For Family, Friends, and Other Supporters

Belief and certainty are different

You do not need to understand every FND mechanism to treat the person’s disability as real.

You also do not need to agree with every interpretation they make about a symptom.

A useful position can be:

“I believe this is happening to you. I believe it is affecting what you can do. I may not know what caused today’s change.”

That leaves room for both respect and appropriate medical uncertainty.

Ask about function before judging the diagnosis

Instead of asking, “Is this really FND?” before offering any help, ask:

“What can you safely do right now?”

“What part do you want help with?”

“Is this your usual pattern, or is something different?”

“Would equipment or another person make this easier?”

A person’s ability can vary across time and situations. A good moment does not prove that a difficult moment was voluntary.

At the same time, support does not mean doing everything for the person or abandoning rehabilitation goals. Help should fit the person’s current needs, agreed plan, safety and independence.

A useful self-check for supporters

Consider the same need under a diagnosis you already understand.

If this person had multiple sclerosis, epilepsy, Parkinson’s disease, a spinal injury or another familiar disability, would I take this limitation more seriously?

Would I offer the same practical help?

Would I interpret a bad day as laziness, attention-seeking or lack of effort?

This is a reflection question, not an accusation. Different conditions require different care. The point is to notice whether the label itself is changing how much credibility or compassion you give the person.

Mental illness is not a reason to downgrade physical symptoms

If the person also has depression, PTSD, anxiety, bipolar disorder or another psychiatric condition, that condition deserves care.

It does not give the family a reliable shortcut for explaining every seizure, movement problem, sensory symptom, pain complaint or new medical concern.

Likewise, FND should not be used to dismiss a serious change in mental health.

Where something is new, severe or clearly different, encourage appropriate assessment rather than deciding the cause at home.

Support still has boundaries

Believing a person’s disability does not require one family member to provide unlimited care.

You can say:

“I believe you need help with this, but I cannot safely provide that kind of lifting.”

“I can stay with you during the appointment, but I cannot be available all day.”

“I believe the symptom is real. I am not comfortable deciding whether it is FND or an emergency, so we need to follow your plan or get medical advice.”

Those statements preserve belief while keeping the support arrangement realistic.

For more on shared limits, see Supporter Wellbeing and Shared Boundaries.

For the Person With FND
For Family, Friends, and Other Supporters
For Clinicians and the Care Team
Research and Sources —

For Clinicians and the Care Team

Keep four questions separate

What positive evidence supports the FND diagnosis?
What psychiatric or psychological conditions are present and require care?
What disability and support needs does the person have now?
What new or changed symptoms require their own assessment?

Collapsing these into one question creates avoidable errors.

A psychiatric diagnosis is neither required to diagnose FND nor evidence that a patient’s account of physical disability is unreliable. Mental-health assessment should answer a defined clinical question, not function as retrospective proof that FND is psychological. [1][3]

Assess coexisting psychiatric conditions on their own merits

When relevant, assess depression, anxiety disorders, PTSD, OCD, bipolar disorder, substance-use disorders, psychosis, eating disorders or other psychiatric conditions using appropriate clinical standards.

Clarify whether the current concern is:

a separate psychiatric disorder;
distress or grief related to disability;
fear or avoidance linked to symptoms;
a medication or withdrawal effect;
an FND-related treatment target;
a social or relationship problem; or
an unresolved medical or neurological issue.

More than one category can apply.

Watch for credibility loss

Stigma can enter care through language as well as decisions.

Terms such as “attention-seeking,” “just anxious,” “behavioural,” “psychogenic” or “nothing wrong” may be used imprecisely and can change how later clinicians interpret the patient. Document observed function, positive FND findings, separate diagnoses, uncertainty and reassessment thresholds clearly.

When a supporter doubts the diagnosis or minimizes disability, patient education may help if the patient wants the supporter involved. Do not require family agreement before providing appropriate care, equipment, rehabilitation or disability support.

Avoid diagnostic overshadowing in both directions

Do not attribute a new neurological or medical problem automatically to FND or psychiatric illness.

Do not attribute a severe change in mood, judgement or behaviour automatically to FND either.

The goal is proportionate assessment, not endless investigation. Explain why a problem is or is not being investigated and what change should prompt review. [6]

Ask what disbelief is doing to the person’s life

If a patient says, “My family does not believe me,” the useful clinical question is not only whether the family understands FND.

Ask whether disbelief is affecting:

access to food, bathing, transport or medication;
attendance at appointments or rehabilitation;
safe episode response;
housing or financial stability;
use of mobility or communication equipment;
emotional safety;
isolation; or
safeguarding.

The response may require education, occupational therapy, social work, psychology, safeguarding, caregiver support or another service. Do not make the patient responsible for educating everyone around them.

For the Person With FND
For Family, Friends, and Other Supporters
For Clinicians and the Care Team
Research and Sources —

Research and Sources

What the evidence can and cannot support

Clinical reviews support diagnosing FND from positive neurological features without requiring a psychiatric diagnosis or psychological stressor. Psychiatric conditions may coexist and should be assessed and treated when relevant. [1][3]

The Butler international online survey documents substantial psychiatric comorbidity and associated symptoms among respondents, but recruitment through online and patient communities means its percentages should not be treated as population prevalence. [2]

Qualitative research describes stigma, loss of trust, relationship strain, isolation and difficult care experiences. These studies support taking disbelief seriously as a lived problem; they do not establish how common family disbelief is or show that every strained relationship results from FND stigma. [4][5]

The iatrogenic-harm review documents risks including stigma and diagnostic overshadowing in healthcare. It supports judging new symptoms on their own evidence while avoiding both automatic dismissal and indiscriminate investigation. [6]

Citation	Full citation
[1]	Bennett K, Diamond C, Hoeritzauer I, Gardiner P, McWhirter L, Carson A, Stone J. A practical review of functional neurological disorder (FND) for the general physician. Clinical Medicine. 2021;21(1):28–36. FND-CIT-0001. https://doi.org/10.7861/clinmed.2020-0987
[2]	Butler M, Shipston-Sharman O, Seynaeve M, et al. International online survey of 1048 individuals with functional neurological disorder. European Journal of Neurology. 2021;28(11):3591–3602. FND-CIT-0014. https://doi.org/10.1111/ene.15018
[3]	British Psychological Society. Functional Neurological Disorder: Neuropsychological and Psychological Management in Children and Adults. Briefing paper. 2024. FND-CIT-0078. https://doi.org/10.53841/bpsrep.2024.rep181
[4]	Szasz A, Korner A, McLean L. Qualitative systematic review on the lived experience of functional neurological disorder (FND): an epistemological and ontological analysis. BMJ Neurology Open. 2025;7(1):e000694. FND-CIT-0080. https://doi.org/10.1136/bmjno-2024-000694
[5]	Leochico CFG, Speck ER, Mikaelian S, et al. Challenges and care recommendations of persons with functional neurological disorder and care partners: a qualitative study. Canadian Journal of Neurological Sciences. Published online July 23, 2026:1–12. FND-CIT-0082. https://doi.org/10.1017/cjn.2026.10629
[6]	Mcloughlin C, Lee WH, Carson A, Stone J. Iatrogenic harm in functional neurological disorder. Brain. 2025;148(1):27–38. FND-CIT-0069. https://doi.org/10.1093/brain/awae283

Page created: October 2, 2026 · Clinical, lived-experience, supporter and accessibility review pending