Thirteen (of dozens) invisible chronic illnesses:

  1. Rheumatoid arthritis
  2. Cystic Fibrosis
  3. Lupus
  4. Lyme Disease
  5. Multiple Sclerosis
  6. Parkinson’s disease
  7. Chronic Fatigue Syndrome
  8. Fibromyalgia
  9. Crohn’s disease
  10. Myasthenia gravis
  11. Asthma
  12. Seizure disorders
  13. Migraine

If you want to know what any of these illnesses are, you can find out by looking them up at WebMD, or just by Googling them.

For other Thursday Thirteens, check out the site!