The following information was originally shared on March 13, 2025. Five years into the COVID-19 pandemic, millions continue to grapple with Long COVID and ME/CFS—conditions plagued by misinformation that perpetuates stigma and inadequate care. In this double-feature installment of our Dispelling Myths series, we tackle two critical fronts: the biological roots of these illnesses and the dangers of outdated treatments. From viral triggers to harmful therapies, let’s separate f