Discover how to craft a professional resignation letter due to illness. To Whom It May Concern, Please accept this to be my notice of resignation.In this article, we'll give you practical tips, examples, and a resignation letter template to help you navigate the process with confidence and ease. When you're unhappy at work, it might be time to go. Here's how to write a resignation letter without burning bridges, including samples and formatting. 20 sample resignation letters due to health issues to provide you with guidance and assistance for resigning gracefully and professionally. Want to quit your job due to health problems? Know how to write the perfect resignation letter due to health issues, with this guide and multiple samples. Lastname: It greatly saddens me to send you this letter of resignation. A statement such as "due to unforeseen health issues, I have made the difficult decision to resign" is respectful and sufficient. 4.