Valery Malkov made the headlines when he fell out of a train in Siberia in -40 degrees Celsius wearing practically nothing, ran for 30 minutes to the next station and survived.
The man said that he had gone to the train's vestibule for a smoke. As he was coming back to his carriage, he missed his door and opened another one to a non-functioning vestibule. He stepped into the dark – and then found himself in taiga forest, on the railroad, all alone.
We explore how human body reacts and adapts to cold and meet enthusiasts who subject themselves to extreme temperatures.
Cold weather has a dramatic effect on human health. According to a University of California, Berkeley economist, deaths related to cold reduce the average life expectancy of Americans by a decade, if not more.