17 Simple Short Sick Leave Email Samples

Last updated on November 2, 2025 / By / Office Leave

Need to call out sick but don’t want to overthink your message? These simple short sick leave email samples, and other Sick Leave Messages, will help you notify your boss quickly and professionally.

15 Sick Leave Messages for Your Boss (Free Templates)


1. Sick Leave Email for a Sudden Illness

Hello [Manager’s Name],

I am writing to inform you that I woke up this morning feeling unwell and unable to perform my duties effectively. I believe it is best for both myself and the team that I take a sick day to rest and recover.

Please let me know if there is anything urgent that needs my attention while I am away. I will keep my phone nearby in case of emergencies and will update you on my condition by the end of the day.

Thank you for your understanding.

Best,
[Your Name]

2. Sick Leave Email for a Stomach Bug

Hi [Manager’s Name],

I am not feeling well today due to a sudden stomach bug and, as a result, I am unable to come to work. I will be monitoring my email throughout the day as much as possible in case anything requires my immediate input.

If necessary, please delegate my tasks to another team member. I hope to recover quickly and return tomorrow.

Thank you,
[Your Name]

3. Sick Leave Email for a Fever

Dear [Manager’s Name],

I have developed a high fever overnight and need to stay home today to recover and avoid spreading illness to others in the office. I am planning to rest and take the necessary medication to ensure a speedy recovery.

Please let me know if there is anything urgent that you need from me. I will do my best to respond as my health allows.

Kind regards,
[Your Name]

4. Sick Leave Email for a Migraine

Hello [Manager’s Name],

I am experiencing a severe migraine this morning and am unable to focus on my work tasks. I will need to take the day off to rest and manage my symptoms.

If you need to reach me for urgent matters, I will try to check my email periodically. Thank you for your understanding and support.

Sincerely,
[Your Name]

5. Sick Leave Email for a Doctor’s Appointment

Hi [Manager’s Name],

I am feeling unwell and have scheduled a doctor’s appointment today to get a proper diagnosis. I will need to take a sick day so I can attend the appointment and focus on my recovery.

Please let me know if there are any critical tasks that need my attention before I return. I will provide you with an update on my status after my visit.

Thank you for your support,
[Your Name]

6. Sick Leave Email for a Cold

Dear [Manager’s Name],

I am starting to come down with a cold and do not want to risk bringing germs into the office. I will stay home and take the day to rest, hydrate, and hopefully recover quickly.

If any urgent work arises, please let me know and I will do my best to respond remotely. I appreciate your understanding.




Best regards,
[Your Name]

7. Sick Leave Email for the Flu

Hello [Manager’s Name],

I have come down with flu symptoms and am feeling too ill to work today. I will be taking the day off to recover and avoid spreading illness to colleagues.

Please let me know if anything requires my urgent attention. I will update you on my recovery progress by tomorrow.

Thank you for your understanding,
[Your Name]

8. Sick Leave Email for a Family Emergency Illness

Hi [Manager’s Name],

I am not feeling well due to a family emergency that has taken a toll on my health. I need to take a sick day to rest and manage both my physical and emotional well-being.

Please let me know if anything critical needs my attention. I appreciate your support during this difficult time.

Sincerely,
[Your Name]

9. Sick Leave Email with Expected Return

Dear [Manager’s Name],




I am feeling under the weather and need to take a sick day today. Based on my symptoms, I expect to return to work tomorrow, but I will notify you if my situation changes.

If anything important comes up, please contact me via email. I appreciate your understanding and flexibility.

Thank you,
[Your Name]

10. Sick Leave Email with Remote Work Option

Hello [Manager’s Name],

I am not feeling well today and would like to request a sick day. If my condition improves throughout the day, I will attempt to complete any urgent tasks from home and keep you updated on my availability.

Please let me know if there is anything pressing that cannot wait. Thank you for your consideration.

Best,
[Your Name]

11. Sick Leave Email Requesting Coverage

Hi [Manager’s Name],

I am unwell and unable to come to work today. I kindly ask that my tasks be temporarily assigned to another team member if needed so that workflow is not disrupted.

I apologize for any inconvenience my absence may cause. Please let me know if you need additional information from me.




Thank you,
[Your Name]

12. Sick Leave Email for Contagious Illness

Dear [Manager’s Name],

I am experiencing symptoms of a contagious illness and, to protect the health of my coworkers, I am staying home today. I will monitor my email for any urgent communications and keep you informed about my recovery.

Thank you for your understanding and support.

Best regards,
[Your Name]

13. Sick Leave Email for Food Poisoning

Hello [Manager’s Name],

Unfortunately, I have developed food poisoning overnight and am not able to work today. I am hoping to recover with rest and fluids, and I will keep you updated on my ability to return to work.

If there is anything urgent, please feel free to reach out. Thank you for your understanding.

Thank you,
[Your Name]

14. Sick Leave Email for Child’s Illness

Hi [Manager’s Name],

My child is sick today, and I need to stay home to care for them and monitor my own health as well. I will check my email occasionally in case you need anything urgently from me.

Thank you for your understanding and flexibility.

Thank you,
[Your Name]

15. Sick Leave Email for Sudden Allergy

Dear [Manager’s Name],

I am suffering from a sudden allergy attack and am unable to come to work today. I will be taking the necessary medications and resting in hopes of feeling better soon.

If you need immediate assistance, please let me know. I appreciate your support during this time.

Kind regards,
[Your Name]

16. Sick Leave Email with Short Notice

Hello [Manager’s Name],

I apologize for the short notice, but I am feeling very ill this morning and need to take a sick day. Please let me know if there are any high-priority items I should address when I return.

Thank you for your understanding and assistance.

Thank you,
[Your Name]

17. Sick Leave Email for Multiple Days

Hi [Manager’s Name],

I am quite unwell and may need to take more than one day off to fully recover. I will keep you updated daily on my health status and expected return date.

If necessary, please reassign my urgent tasks to another team member. Thank you for your understanding and support.

Sincerely,
[Your Name]

Frequently Asked Questions

Keep your email brief, mention your illness, state that you are unable to work, and let your manager know you’ll keep them updated. Always include a polite thank you at the end.
Include the date, your reason for absence, how long you expect to be out, if you are available for urgent matters, and a thank you for understanding.
No, you do not need to provide specific details unless required by your company. Simply stating you are unwell or have a medical issue is usually sufficient.
Attach a doctor’s note only if your employer requires it or if you will be absent for several days. Always mention in your email if you will provide one.
You should send your email as soon as you know you will not be able to work, ideally before your shift or workday begins.
If your company allows remote work and you feel well enough later in the day, inform your manager and offer to assist with urgent tasks from home.
If you are not able to return as planned, update your manager as soon as possible with a revised return date and any additional documentation required.
Use these 17 simple short sick leave email samples to inform your boss or HR quickly and professionally when you’re feeling unwell.


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