Stranded overnight on a Himalayan mountain without water, food or tents in temperatures that plummeted to -30 degrees Celsius (-22 degrees Fahrenheit), Ed Jackson and his team took it in turns to keep each another awake in case they fell asleep and did not wake up again.

(SOURCE) https://www.cnn.com/2022/05/24/sport/ed-jackson-himlung-himal-climb-spt-intl/index.html