Respected Sir/Madam,,
With due respect, I am ____________ (name) and I am studying in ________ (department) of your reputed College i.e. __________ (college name). I study in __________ (section/ year/ semester) and my student ID number is __________ (student ID number).
Through this email, I would like to inform you that I will not be able to attend my lectures for __________ (number of days) from __/__/____ (date) till __/__/_____ (date) as I am not feeling well. Respected, I am going through ___________ (mention illness – cold/ ankle sprain/ arm pain/ sore throat/infection/any other).
Therefore, I request you to kindly grant me sick leave. I shall be highly obliged for your kind support.
Yours truly,
____________ (Name),
____________ (Student ID number)
____________ (Contact number)