How Can Anxiety Affect Your Ability to Work? Signs, Support and What to Do

Anxiety is something many people experience from time to time, but when it becomes persistent or difficult to manage, it can start affecting everyday responsibilities. Anxiety at work may make it harder to concentrate, communicate, make decisions or keep up with normal tasks. You might find yourself worrying constantly about mistakes, feeling tense before meetings or struggling to switch off after the working day.

For some people, anxiety mainly affects their thoughts. For others, it can cause physical symptoms such as a racing heartbeat, sweating, shaking, muscle tension, headaches or stomach problems. These symptoms can make an ordinary working day feel much more demanding.

The good news is that struggling with anxiety does not automatically mean you cannot work. With appropriate support and, where necessary, changes to your working arrangements, many people are able to manage their symptoms while continuing their jobs.

This guide looks at how anxiety can affect your ability to work, the signs worth noticing, workplace support that may help and what you can do if anxiety is beginning to interfere with your working life.

How Does Anxiety Affect Your Ability to Work?

Anxiety can affect several areas of your working life at the same time.

You may notice changes in:

• Concentration
• Confidence
• Energy
• Decision-making
• Communication
• Attendance
• Productivity
• Sleep
• Relationships with colleagues
• Ability to manage deadlines

The effect is not necessarily obvious to other people.

You might still attend work every day while privately finding it increasingly difficult to cope.

For example, you could spend hours worrying about an upcoming meeting even though the meeting itself lasts only thirty minutes.

That constant mental pressure can leave you exhausted.

What Are the Signs of Anxiety at Work?

The signs of anxiety at work can look different from person to person.

Some people become quieter and withdrawn.

Others may appear restless, tense or unusually worried.

Common signs include:

Constantly Worrying About Mistakes

You may repeatedly check your work because you are afraid something is wrong.

Even after checking it several times, you might still worry that you have missed something.

Difficulty Concentrating

An anxious mind can become occupied with “what if” thoughts.

This can make it harder to focus on emails, reports, conversations or other tasks.

Avoiding Certain Situations

You may begin avoiding meetings, presentations, phone calls or conversations with managers.

Avoidance can provide temporary relief, but it may make workplace anxiety more difficult to manage over time.

Feeling Overwhelmed by Deadlines

A normal deadline may suddenly feel impossible.

You may struggle to decide which task to start first.

Physical Symptoms

Anxiety can cause physical sensations such as:

• Racing heartbeat
• Sweating
• Trembling
• Muscle tension
• Feeling restless
• Stomach discomfort
• Headaches
• Difficulty sleeping

These symptoms can make it harder to concentrate on your job.

Can Anxiety Affect Concentration and Productivity?

Yes.

One of the most frustrating effects of anxiety and work is difficulty concentrating.

You may sit down to complete a task but find yourself thinking about:

• Whether your manager is unhappy with you
• Whether you made a mistake
• What could go wrong
• An upcoming deadline
• An uncomfortable conversation
• Something that happened earlier in the day

The task itself may not be particularly difficult.

Your attention is simply being pulled somewhere else.

This can result in unfinished work, repeated checking and taking longer to complete everyday responsibilities.

It does not necessarily mean that your ability has disappeared.

Anxiety may simply be consuming some of the mental energy you would normally use for work.

Can Anxiety Make You Tired at Work?

It can.

Constant worrying can be mentally exhausting.

If anxiety also affects your sleep, you may begin your working day already feeling tired.

This can create a difficult cycle:

Worry → poor sleep → tiredness → reduced concentration → more worry

You may then feel frustrated because tasks that normally feel easy are taking much longer.

If persistent tiredness is affecting your ability to function, consider discussing it with a healthcare professional.

Can Anxiety Cause You to Avoid Work?

Sometimes.

If work has become associated with intense worry, you may start finding reasons to avoid certain situations.

You might:

• Call in sick before an important meeting
• Avoid speaking to your manager
• Work excessively to prevent criticism
• Avoid presentations
• Take longer routes to avoid certain areas
• Feel anxious the night before work
• Feel physically unwell on workdays

This does not mean that every absence is caused by anxiety.

However, if you repeatedly notice the same pattern, it may be worth exploring what is happening.

Can Anxiety Cause Physical Symptoms at Work?

Yes.

Anxiety is not only an emotional experience.

It can produce noticeable physical symptoms.

These may include:

• Fast heartbeat
• Shortness of breath
• Sweating
• Shaking
• Muscle tension
• Dizziness
• Headaches
• Nausea
• Stomach discomfort

When these symptoms occur during work, you may become worried about the symptoms themselves.

For example:

A racing heartbeat → “Something is wrong” → increased worry → even stronger physical sensations.

Understanding that anxiety can have physical effects may help you recognise patterns in your symptoms.

However, new or severe physical symptoms should not automatically be assumed to be anxiety. If you are concerned, seek appropriate medical advice.

What Is Workplace Anxiety?

Workplace anxiety refers to anxiety that occurs in connection with work or becomes particularly noticeable in a work environment.

It may be linked to:

• Heavy workloads
• Deadlines
• Job insecurity
• Workplace conflict
• Public speaking
• Performance reviews
• Management relationships
• Changes at work
• Fear of making mistakes
• Social situations

Sometimes the workplace contributes to anxiety.

In other cases, someone already experiencing anxiety may find that their symptoms become more noticeable while working.

The two situations can overlap.

How Can Anxiety Affect Communication With Colleagues?

Anxiety can make ordinary workplace conversations feel much harder.

You may worry about:

• Saying the wrong thing
• Being judged
• Asking for help
• Speaking during meetings
• Contacting senior colleagues
• Giving presentations
• Receiving criticism

As a result, you might avoid communication or spend a lot of time planning what to say.

This can be particularly difficult when your role requires frequent interaction with customers, clients or colleagues.

Can Anxiety Affect Decision-Making at Work?

Yes.

When you are constantly worried about making the wrong choice, even relatively simple decisions can become difficult.

You may:

• Overthink every option
• Keep changing your decision
• Ask others for reassurance
• Delay starting a task
• Fear taking responsibility
• Spend too much time checking your work

This can affect productivity.

If anxiety is causing persistent problems with decision-making, professional support may be useful.

When Does Anxiety Become a Problem at Work?

Everyone experiences occasional worry.

Feeling nervous before an interview or important presentation does not necessarily mean you have an anxiety disorder.

The concern becomes greater when anxiety is persistent, difficult to control or starts interfering with everyday life.

You might notice that anxiety is affecting:

• Your work performance
• Your attendance
• Your relationships
• Your sleep
• Your concentration
• Your confidence
• Your ability to complete normal activities

If anxiety is consistently interfering with your life, consider speaking with a healthcare professional.

Can Anxiety Affect Your Attendance?

It can.

Anxiety may make some people reluctant to attend work, particularly when specific situations trigger intense worry.

You might experience anxiety before:

• A shift
• A meeting
• A presentation
• A performance review
• Returning after an absence
• Speaking with a manager

If anxiety is causing repeated absence, it is important to address the underlying problem rather than simply focusing on attendance.

A healthcare professional can help you understand your symptoms and discuss appropriate support.

Should You Take Time Off Work Because of Anxiety?

There is no universal answer.

Some people can continue working while receiving treatment or making adjustments to their routine.

Others may become too unwell to manage their normal responsibilities for a period of time.

The decision should depend on your individual circumstances and professional medical advice.

If anxiety is making it difficult to perform your job safely or effectively, speak with a healthcare professional.

You can also discuss practical support with your employer.

Taking time away from work, when medically appropriate, can sometimes be part of recovery.

What Workplace Adjustments Can Help With Anxiety?

Workplace adjustments may make work more manageable for someone experiencing anxiety.

Depending on the person’s circumstances, possible adjustments can include:

• Flexible working hours
• Regular breaks
• Changes to workload
• A quieter workspace
• Flexible communication methods
• Changes to certain duties
• Regular check-ins
• A phased return after absence

Acas explains that reasonable adjustments for mental health conditions can include changes to working arrangements, workload, communication and workplace routines. (acas.org.uk)

Not every adjustment will be appropriate for every person.

The aim is to identify changes that address the particular difficulties you are experiencing.

Can Anxiety Qualify for Reasonable Adjustments?

Potentially.

Under the Equality Act 2010, a mental health condition can meet the legal definition of disability in certain circumstances.

Whether this applies depends on factors including the nature, duration and impact of the condition.

If the legal criteria are met, an employer may have a duty to make reasonable adjustments.

Acas recommends discussing the difficulties you are experiencing and considering practical adjustments with your employer. (acas.org.uk)

You do not need to assume that one particular adjustment will automatically be available.

The appropriate support depends on your individual situation.

How Can You Talk to Your Employer About Anxiety?

This conversation can feel intimidating.

You do not necessarily need to share every detail about your mental health.

Instead, you can focus on how your symptoms affect your ability to work.

For example, you might explain that you are experiencing difficulties with:

• Concentration
• Workload
• Meetings
• Working hours
• Communication
• Attendance
• Certain workplace situations

Then explain what you believe might help.

You could speak with:

• Your manager
• HR
• Occupational health
• Another appropriate workplace contact

If you are unsure how to start the conversation, writing down your main concerns beforehand can help.

How Can Occupational Health Help With Anxiety?

Occupational health can help explore the relationship between your health and your ability to work.

Depending on the situation, an occupational health assessment may consider:

• How anxiety affects your work
• Workplace factors contributing to difficulties
• Possible adjustments
• Whether your current duties are manageable
• A potential phased return
• Additional workplace support

The purpose is not necessarily to decide simply whether you are “fit” or “unfit”.

It can also help identify what changes could make work more manageable.

Can Anxiety Lead to a Fit Note?

It can, depending on your circumstances and a healthcare professional’s assessment.

A fit note can provide information about how a health condition affects someone’s ability to work.

It may state that someone is:

• Not fit for work, or
• May be fit for work with appropriate support or adjustments.

Acas explains that recommendations on a fit note can include options such as a phased return, altered hours or amended duties. (acas.org.uk)

The decision about whether a fit note is appropriate belongs to the relevant healthcare professional.

What Is a Doctor’s Note for Anxiety Used For?

A Doctor’s Note for Anxiety may be relevant when genuine anxiety symptoms have affected someone’s ability to work and appropriate medical documentation is needed.

For example, documentation may be relevant when discussing:

• A period of sickness absence
• Fitness for work
• Workplace adjustments
• A return after absence
• Medical reasons affecting attendance

However, a doctor’s letter and a fit note are not necessarily the same document.

If your employer has requested specific documentation, check what they require before submitting anything.

How Can You Manage Anxiety During the Working Day?

Small practical changes may help you manage periods of increased anxiety.

Break Large Tasks Into Smaller Steps

A long list of responsibilities can feel overwhelming.

Choose one realistic task and work through it before moving to the next.

Take Short, Appropriate Breaks

If your workplace allows it, stepping away briefly can give you an opportunity to reset.

Write Down Your Priorities

Instead of trying to remember everything, keep a short list of the most important tasks.

Reduce Unnecessary Multitasking

Moving between several tasks can make concentration harder.

Where possible, finish one task before switching to another.

Prepare for Difficult Conversations

If meetings make you anxious, write down the points you want to discuss beforehand.

Avoid Constantly Checking Work

Checking can be useful, but repeated reassurance-seeking can consume significant time.

If you notice yourself checking the same thing repeatedly because you are worried about making a mistake, consider discussing this pattern with a professional.

What Can You Do If Anxiety Is Making Work Unmanageable?

Start by identifying exactly what is becoming difficult.

Ask yourself:

What situations trigger my anxiety?

Which symptoms affect my work most?

Is the problem concentration, communication, workload or attendance?

Has this been happening for a few days or for much longer?

What type of support could make the situation easier?

You can then take a practical next step.

That might mean speaking with a healthcare professional, discussing workplace adjustments or asking about occupational health support.

You do not have to solve everything in one conversation.

When Should You Seek Professional Help for Anxiety?

Consider speaking with a healthcare professional if anxiety:

• Is persistent
• Is becoming difficult to control
• Affects your sleep
• Interferes with work
• Affects relationships
• Causes significant physical symptoms
• Leads to avoidance
• Makes everyday activities difficult

The NHS advises seeking help when anxiety is affecting daily life or becoming difficult to cope with. (nhs.uk)

A healthcare professional can assess what you are experiencing and discuss appropriate treatment or support.

What If You Need Time Away From Work Because of Anxiety?

If a healthcare professional believes that you are unable to work because of your health, they can advise you about your options.

In the UK, employees can generally self-certify sickness for the first 7 calendar days. If the absence continues beyond that period, an employer may request a fit note. (gov.uk)

Your employer may also have its own sickness-reporting process.

It is therefore useful to understand both your medical needs and your workplace’s procedures.

Can You Return to Work After Anxiety-Related Absence?

Yes.

Returning to work does not necessarily mean immediately returning to exactly the same routine.

Depending on your circumstances, a gradual return may be considered.

A return-to-work plan could involve:

• Reduced hours initially
• Gradually increasing responsibilities
• Temporary workload changes
• Regular check-ins
• Flexible working arrangements
• Additional breaks

Acas recognises phased returns and other adjustments as possible ways of supporting employees returning after mental-health-related absence. (acas.org.uk)

The appropriate plan depends on the individual’s health and job.

Frequently Asked Questions

How can anxiety affect your ability to work?

Anxiety at work can affect concentration, decision-making, communication, confidence, productivity and attendance. Physical symptoms such as a racing heartbeat, sweating or muscle tension can also make working more difficult.

Can anxiety make you too unwell to work?

Yes. Severe anxiety can interfere with concentration, daily functioning and the ability to carry out normal responsibilities. A healthcare professional can help assess your individual situation.

Can anxiety cause you to miss work?

It can. Some people may avoid work or particular workplace situations because of intense worry or physical anxiety symptoms.

Can anxiety affect concentration?

Yes. Persistent worrying can make it difficult to focus on tasks, meetings, conversations and deadlines.

What are common signs of workplace anxiety?

Signs can include excessive worrying, difficulty concentrating, avoidance, restlessness, physical tension, sleep problems and feeling overwhelmed by ordinary workplace demands.

Can anxiety qualify for reasonable adjustments at work?

Potentially. A mental health condition may meet the Equality Act’s definition of disability in certain circumstances. If the relevant criteria are met, reasonable adjustments may apply. (acas.org.uk)

What workplace adjustments can help anxiety?

Depending on the circumstances, adjustments may include flexible hours, changes to workload, additional breaks, modified duties, communication changes or a phased return. (acas.org.uk)

Can anxiety cause physical symptoms at work?

Yes. Anxiety can be associated with symptoms such as sweating, shaking, muscle tension, dizziness, headaches, nausea and a racing heartbeat.

Can you work while being treated for anxiety?

Many people continue working while receiving treatment or support. Whether this is appropriate depends on the severity of the symptoms, the type of work and individual circumstances.

When might a Doctor’s Note for Anxiety be needed?

A Doctor’s Note for Anxiety may be relevant when genuine anxiety has affected your ability to work and appropriate medical documentation is required. The exact documentation needed depends on your circumstances and employer.

Can anxiety lead to a fit note?

A healthcare professional may issue a fit note when appropriate after assessing how your health affects your ability to work.

How long should you take off work for anxiety?

There is no fixed amount of time that applies to everyone. The appropriate period depends on the individual’s symptoms, recovery and professional medical advice.

How can I return to work after anxiety?

A gradual return, temporary workload changes, flexible hours or other reasonable adjustments may sometimes help. Discuss your needs with your healthcare professional and employer.

Conclusion

Anxiety at work can affect much more than how you feel during the working day. Persistent worry can interfere with concentration, communication, confidence, sleep, decision-making and attendance.

But experiencing anxiety does not automatically mean that you cannot work.

The right support can sometimes make everyday responsibilities much more manageable. That support may involve treatment, workplace adjustments, occupational health input or a gradual return after time away.

If anxiety is beginning to interfere with your ability to work, do not wait until the situation becomes impossible to manage. Consider speaking with a healthcare professional and, where appropriate, discussing practical support with your employer.

Need a Doctor’s Note for Anxiety?

If genuine anxiety symptoms have affected your ability to work and you need appropriate medical documentation, you can learn more about our Doctor’s Note for Anxiety service.

View Doctor’s Note for Anxiety →

Any medical documentation should accurately reflect your circumstances and should only be used for its appropriate purpose.