Putting the Power of Healing in the Palm of Your Hand

Stanford biologists say their device could help hypothermia victims, cancer patients, and professional athletes

In the hoary cold of Alaska's spring, a black bear does something remarkable. After months of hibernation, of lying perfectly still save some shivering, the bear leaves its den and begins to move around. Its metabolic rate jumps as much as tenfold. Yet the bear's internal temperature hardly rises.

Like other mammals, the bear must regulate that temperature precisely.

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