"A year or so later, doctors at the London Hospital Medical College put him in a large tank - he is six feet four and weighs two hundred and seventy-five pounds - and hovered about with miscellaneous sensors while Gudlaugur reposed in water refrigerated to forty-one Fahrenheit degrees. After an hour, Gudlaugur was bored, and asked for television. The physiologists concluded that his subcutaneous fat closely resembled a seal's. In Iceland, where swimming is the national sport, Gudlaugur is not regarded as much of a swimmer. 'He was fat,' said Magnus Magnusson, as he finished his story. 'He was no special swimmer.'"