Karin made a great suggestion, I’d recommend incorporating something along those lines that would work well with your staff.
Here’s a link to a quick read regarding how you could incentivize wellness within your organization:
Below you’ll find a link to another, longer article that’s all about planning a seminar. Although it discusses the topic of breast cancer and exercise, I’m sure you could take some useful info from it regarding the planning and eventual facilitation of a seminar (regardless of topic):
Finally, the topic of “meal/snack planning” might be of interest to your employees. I feel this topic is often undervalued but can be easy to address if someone sets themselves up for success from the start of the week. Here’s a link to an awesome article that I’ve shared with numerous clients that I encourage you to check out:
Best of luck to you and your staff!