In one unusual but revealing study, his researchers repeatedly immersed one side of people's bodies until it showed evidence of habituation, while keeping the other side warm -- and then turned them over and immersed the side that had never been in the cold water and found that there was still a significant reduction in their cold shock response.

CNN: Are polar bear plunges good for you?

Have the 1990s, with the cold war over, seen a reduction in drug use?

ECONOMIST: Does the end justify the means?

Clinton and Gore take credit for downsizing the federal government, but critics say much of the reduction was due to post-Cold War cuts in the military, not meaningful cuts in the bureaucracy.

CNN: Vital Stats