03/11/2026
Many chronic illnesses begin the same way:
Fatigue. Brain fog. Joint pain. Digestive issues.
Each symptom sends patients to a different specialist. Each specialist sees a different piece of the puzzle.
But historically, medicine has seen illnesses like this before.
They were called "great imitators."
Diseases that mimic other conditions, while the real cause hides underneath.
In Part 2 of our Mystery Illness series, Dr. Aaron Hartman and Dr. Christian Jenski explore why infections sometimes don’t look like infections at all—and why tracing the timeline of illness can reveal what symptom lists cannot.
Read the full article:
https://RichmondFuntionalMedicine.com/infections-that-mimic-other-diseases