Discover how to craft a professional resignation letter due to illness. A resignation letter due to health and stress lets you inform your employer about your need to step away because of illness or work pressure.Customize and Download this "Employee Resignation Letter for Health Reasons". Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. 20 sample resignation letters due to health issues to provide you with guidance and assistance for resigning gracefully and professionally.