Clémentine Portier-Kaltenbach 6:10 p.m., August 29, 2022
At the end of the 19th century, the American explorer Frédérick Cook (1865-1940) understood how to treat disorders linked to the absence of light.
During a polar expedition, while the morale of his crew is at its lowest because of the polar night, he imposes on his men a daily exposure to fire.
Very quickly, the morale of the men improves.