NPR recently reported a fascinating story about Susannah Cahalan—a 24 year old reporter and book reviewer for the New York Post—who experienced mysterious and debilitating symptoms for a month before being diagnosed with a rare autoimmune disease. Her symptoms, which included erratic behavior, numbness, sensitivity to light, and paranoia, prompted Dr. Souhel Najjar to ask Cahalan to draw a picture of a clock on a ... Read More