Hypothermia is a condition that results when a body is exposed to extreme cold weather condition. When a ship’s crew member falls in to the water by accident or is exposed to extreme condition while working on deck, it has been observed that majority of the times a fatal condition is reached because of hypothermia.
Hypothermia will occur when the temperature of human body temperature falls below 35℃. The mortality rate of hypothermia ranges from 20% to 90%, hence looking at the numbers, it can...
https://www.marineinsight.com/marine-safety/hypothermia-and-its-effects-on-seafarers/