Back pain leave mail

I'm assuming you meant to ask "Back pain leave mail" as in "How to send a leave mail due to back pain". Here's a sample email you can use as a template:

Subject: Notification of Leave due to Back Pain

Dear [Manager's Name],

I am writing to inform you that I will be taking a leave of absence from work starting from [Date] due to a back pain issue. I am currently experiencing [briefly describe the nature of your back pain, e.g. "severe lower back pain" or "chronic upper back strain"].

I am seeking medical attention and am under the care of a doctor. My doctor has advised me to take some time off work to rest and recover. I apologize for any inconvenience this may cause and will do my best to catch up on any missed work as soon as I am feeling better.

I will keep you updated on my progress and will let you know when I am ready to return to work. If there are any urgent matters that arise during my absence, please do not hesitate to reach out to me.

Thank you for your understanding and support.

Sincerely,

[Your Name]

Please note that this is just a sample email and you should customize it according to your specific situation and needs. Also, be sure to follow your company's leave policy and procedures when taking a leave of absence.