How do you write a memorandum letter for Employees that they need to have annual medical check up?

TO: Person, title, and department or a whole department such as 'Sales Staff' or 'Maintenance Dept.'

FROM: Name of person sending memo, title, department

DATE: Date you are sending the memo

SUBJECT: What the memo is about, such as "Reminder: Annual Medical Check up"

Content of memo:

Please remember to schedule your annual medical check up by [insert date]. At [Name of Company], our policy is that ........ We value your health and wellness, and it is important that you........ Thank you for your continued hard work, and I look forward to working with each other you.