Corpsmen with Combat Logistics Battalion 26, Headquarters Regiment, 2nd Marine Logistics Group, endure self-induced hypothermia as part of a training exercise aboard U.S. Marine Corps Mountain Warfare Training Center at Bridgeport, California, Jan. 17, 2015. The training highlighted the symptoms of hypothermia, along with treatment and prevention.

https://www.youtube.com/watch?v=beYjs0uUjDI