Dr. Kevin Fong works on "the edges" of medicine — researching how humans survive extremes of heat, cold, trauma, outer space and deep sea. "We're still exploring the human body and what medicine can do in the same way that the great explorers of the 20th century and every age before them explored the world," he tells Fresh Air's Terry Gross.
In his book Extreme Medicine, Fong describes how avant garde medicine is challenging our understanding of how our bodies work and the boundary between life and death.
"You're taking this headlong plunge into the unknown hoping only that good fortune and survival might lie in wait," he says.
Fong is an anesthesiologist who is also trained in intensive care medicine. He's the founder of The Center for Altitude, Space and Extreme Environment Medicine, at the University College London, where he's also a professor of physiology.
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