August Krogh

1874 - 1949

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Biography

August Krogh was a Danish physiologist who won the Nobel Prize in Physiology or Medicine in 1920 for his discoveries regarding the regulation of capillaries in skeletal muscle. He made significant contributions to understanding how humans and animals adapt to changing environmental conditions, particularly focusing on how oxygen and carbon dioxide are exchanged in the lungs. Krogh also studied the physiology of respiration and the mechanism of gas exchange in the lungs, laying the foundation for modern respiratory physiology.