The Institute of Medicine is reviewing how chronic fatigue syndrome is diagnosed and whether that label puts too much emphasis on fatigue over other significant symptoms.
Daniel Horowitz for NPR
Erick Munoz stands by a photo of his wife, Marlise Munoz, at home in Fort Worth, Texas, on Jan. 3. She is being kept on life support in a local hospital against the family's wishes.
Fort Worth Star-Telegram/MCT via Getty Images