Medical Mysteries - "No Reservations/The Bitter End"

This story is a fan favorite from MrBallen's Medical Mysteries. No Reservations: A Spanish marathon runner develops a mysterious obsession with gourmet food. But what seems like an innocent new passion may be more dangerous than he thinks. The Game: After going through her normal morning routine, an otherwise healthy woman finds herself at death’s door. In a mad rush to save the woman’s life, her doctors try to understand why her body is suddenly shutting down with no explanation.