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Returning to Work After Illness
When you're ready to go back and what to expect.
3 min read
Updated 8 January 2026
Doctor Reviewed
AHPRA Verified
Medical Information Disclaimer
This article is for general information only and does not constitute medical advice. All treatment decisions are made by an AHPRA-registered doctor after reviewing your individual circumstances.
After being unwell, it can be hard to judge when you're ready to return to work. Going back too early risks relapse, while staying off too long can have its own challenges.
Signs You're Ready to Return
- Fever-free for at least 24 hours (without medication)
- Energy levels improving
- Able to concentrate for reasonable periods
- Symptoms manageable without affecting work
- No longer contagious (if that was a concern)
Common Recovery Timelines
- Cold: 7-10 days, often return earlier with lingering symptoms
- Flu: 1-2 weeks for full recovery
- Gastro: Usually 1-3 days after symptoms stop
- COVID: Follow current guidelines (typically 5-7 days)
- Surgery: Varies greatly — follow your surgeon's advice
These are general guides. Your recovery may be faster or slower depending on your overall health and the severity of your illness.
Fitness for Work Certificates
Some jobs require a doctor's clearance before returning, especially:
- After extended absence
- Jobs involving safety-critical tasks
- Food handling roles (after gastro)
- Healthcare workers
- When your employer specifically requests one
Phased Return Options
After significant illness, you might not be ready for full duties immediately:
- Reduced hours initially
- Working from home if possible
- Modified duties
- Gradual increase in workload
- Discuss options with your employer and doctor
When to Stay Home Longer
- Still running a fever
- Symptoms significantly affecting concentration
- Highly contagious (protect colleagues)
- Doctor has recommended continued rest
- You feel genuinely unfit for work
Frequently Asked Questions
Do I need a certificate to return to work?
Usually no, unless your employer has a specific policy or your job requires medical clearance. Ask your workplace if unsure.
Can I return part-time initially?
This depends on your employer and your role. Discuss options with your manager. A doctor can support a phased return if medically appropriate.
What if I return and feel worse?
It's okay to acknowledge you went back too early. Take more time to recover properly. Better to rest fully than keep yo-yoing.
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