How Vikings Didn’t Freeze to Death at Sea

For Vikings, Winter wasn't just a season; it was a death sentence. The only thing between you and a frozen grave is a layer of animal fat and wool. Today's insane new video dives into the extreme survival tactics of the Norsemen, from the "fireless" longboats where men slept in two-person fur bags to survive -30°F winds. We break down how the human body reacts to the Arctic deep freeze and the desperate measures required to prevent frostbite when there is nothing to keep you