@ann728, the post by @rinadbq that @law59 refers to can be found here: https://connect.mayoclinic.org/comment/844407/

It is in this related discussion:
- Managing Post-Exertional Malaise (PEM): What can help? https://connect.mayoclinic.org/discussion/post-exertional-malaise/

Here are a few other PEM-related discussions that may interest you:
- NIH to Open Clinical Trials for Long COVID Post Exertional Malaise https://connect.mayoclinic.org/discussion/nih-to-open-clinical-trials-for-long-covid-post-exertional-malaise/
- PEM What is your reaction? A new study from the Netherlands https://connect.mayoclinic.org/discussion/pem-what-is-your-reaction-a-new-study-from-the-netherlands/
- Pacing- what approaches have you found helpful? https://connect.mayoclinic.org/discussion/pacing-what-approaches-have-you-found-helpful/

Use different keywords, like exercise, pacing, etc. in the group search to find more.