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SICK LEAVE
Sick Leave Certificate for Chronic Fatigue
A chronic fatigue flare-up, with profound exhaustion that rest doesn't fix, can make work genuinely impossible for days at a time.
Book a phone consult with an AHPRA-registered GP today. If the GP determines that a certificate is clinically appropriate, it's issued and emailed the same day
AHPRA-registeredAustralian GPs
Phone consult7 days a week
Same-day emailif approved
From 9.99Transparent pricing
Full refund if not clinically appropriate • Your diagnosis stays confidential
When Chronic Fatigue Makes Work Genuinely Impossible
Chronic fatigue is more than being tired; it's a level of exhaustion that isn't fixed by a good night's sleep and can worsen sharply after physical or mental exertion. When a flare hits this hard, a sick leave certificate gives you documented, legitimate time to rest without having to justify an invisible illness to your employer.
- Profound fatigue that isn't relieved by rest
- Post-exertional malaise, symptoms worsening after activity
- Cognitive fog affecting concentration and decision-making
- Unrefreshing sleep despite adequate hours in bed
- If a flare has made functioning at work impossible, book a phone consult to discuss your options.
What Your GP Assesses During the Consultation
The GP will ask how long this flare has lasted, what triggered it if you know, and how it's specifically affecting your ability to do your job, whether that's concentration, physical stamina, or both. If you have an existing ME/CFS diagnosis, mentioning your usual pattern helps the GP judge whether this flare is more severe than your baseline.
Certifying a Flare vs Ongoing Condition Management
A telehealth certificate covers this specific flare; it isn't designed to replace ongoing management of a chronic condition like ME/CFS, which typically requires regular care from a GP or specialist who knows your full history. If your fatigue has been persistent for months rather than presenting as a distinct flare, the GP may recommend following up with your usual doctor for a longer-term management plan alongside the certificate for this episode.
ME/CFS and work capacity
Post-Exertional Malaise Changes How Work Capacity Should Be Judged
ME/CFS is not simply persistent tiredness. Post-exertional malaise can cause symptoms to worsen after physical, cognitive or emotional activity, sometimes with a delay. That means a person may look capable during a short consultation or in the morning but still be unable to sustain a normal workday without a later crash. The assessment should consider the demand of the actual job and the pattern after exertion, not just how the person feels at one moment. The NHMRC provides current Australian information about ME/CFS and related guideline development.
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Delayed Worsening After Activity
A delayed symptom flare is one reason a single snapshot of energy can misrepresent capacity. Emerge Australia explains post-exertional malaise and how symptoms can worsen after exertion.
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Why a Good Morning May Not Equal a Full Workday
Cognitive load, commuting and sustained activity can produce a different outcome from a short low-demand task. Work capacity therefore needs to be considered across the expected duration and demands of the person's actual role.
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Pacing and Ongoing Management
Repeated certificates should not replace a longer-term pacing and care plan with the regular treating team. Healthdirect provides Australian information about ME/CFS symptoms, diagnosis and management.
ME/CFS in Australia
An estimated 219,000 Australians
The Australian Institute of Health and Welfare estimates that about 219,000 Australians were living with ME/CFS in 2024, based on prevalence applied to the national population. Read the AIHW ME/CFS report.
Related and Overlapping Conditions
Australian guidance notes that ME/CFS can share symptoms and clinical features with conditions such as Long COVID, POTS and fibromyalgia. This overlap is one reason assessment should focus on the person's established diagnosis, current symptom pattern and functional impact.
The True Burden May Be Underestimated
Diagnosis-based estimates may undercount prevalence because some people do not seek medical care, may be misdiagnosed or may not receive a formal diagnosis.
Work Evidence Is a Separate Question
Where ME/CFS currently prevents an employee from working, personal-leave evidence may be relevant. Fair Work explains the evidence principles for personal and carer's leave.
Certificate details
What Your OMC Health Certificate Includes
If a certificate is clinically appropriate, the issued document includes the key information needed to identify the consultation, certified period and issuing practitioner.
Assessment date
Date of the GP consultation.
Certified period
Dates covered by the certificate.
Practitioner details
Issuing GP's name and professional details.
Practice details
Details of the issuing partner practice.
Signature
Digital or written practitioner signature.
Verification
QR code or unique verification details.
Focused on the Evidence Needed
The certificate's purpose is to document the GP's assessment and the relevant period or work capacity. Clinical details are included only where appropriate to the consultation and document purpose.
Why Book With OMC Health
AHPRA-registered GPs, available 7 days a week
Phone consult, no need to leave home while unwell
Certificate emailed the same day if approved
Full refund if the GP determines a certificate is not clinically appropriate
Your diagnosis stays confidential, the certificate does not disclose it to your employer
Simple steps, fast certificates.
Get your medical certificate online the same day.
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See an AHPRA Registered Doctor
Connect with an Australian registered doctor by phone or video.
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Get your certificate
If approved, your certificate will be emailed to you the same day.
Secure, private and confidential.Your information is encrypted and never shared.
PRICING
Simple, transparent pricing
One-off payment. No hidden fees. If the GP declines, you get a full refund.
FROM$9.99
One-off payment. All prices include GST.
View full pricing details- AHPRA reviewed by a registered GP
- Delivered on the same day if approved
- Secure and confidential
- Full refund if GP declines
- No hidden fees
Secure payment
Same-day delivery
Frequently asked questions
View all FAQsYes. An AHPRA-registered GP can assess how a fatigue flare is affecting your work capacity by phone, without needing a formal ME/CFS diagnosis to issue a short certificate.
No. The GP is assessing whether your current symptoms genuinely affect your ability to work, not confirming a long-term diagnosis. If your presentation suggests further investigation is warranted, they'll usually recommend following up with your regular GP.
This depends on the severity of the flare and is determined by the GP during your consultation. There's no fixed period; it reflects how significantly your symptoms are affecting you right now.
No. It covers this specific flare only. Ongoing management of a chronic condition like ME/CFS is best handled by your regular GP or a specialist who can track your pattern over time.
No. The certificate confirms that you were assessed as unfit for work during the covered period. Employers can independently confirm a certificate's authenticity through our certificate verification portal, which doesn't reveal clinical details.
Get Your Certificate Today
If a chronic fatigue flare-up has made you unfit for work, book a phone consult now.
Helpful Resources
Chronic Fatigue Syndrome and Long-Term Sick LeaveGeneral symptom and management information.
Support and Resources
Multi-Day Sick Leave CertificateFor a multi-day medical certificate if your condition requires more days to manage your health.
Chronic fatigue can involve persistent exhaustion, poor concentration, unrefreshing sleep and reduced physical or mental stamina. Because fatigue has many possible causes, a medical assessment is important when it is ongoing or significantly affects daily function. A doctor can assess work capacity, discuss next steps and determine whether short-term leave is appropriate.