"When rescuers arrived at the scene, Skyllberg was emancipated and barely speaking. He had no food or water with him, only cigarettes and comic books, the Daily Mail said. It was believed he had been eating snow."
Read more: http://www.foxnews.com/world/2012/02/20/swedish-man-survives-two-months-in-sub-zero-temperatures-by-hibernating-in-car/#ixzz1mug3vs6J
EMACIATED. The word is "emaciated."