Ice swimmers warm up before taking a bath in the icy water of the Zegrzynski lake in Nieporet near Warsaw, Poland, Wednesday, Jan. 6, 2016, with the temperature minus 6 degrees Celsius (21.2 Fahrenheit). (AP Photo/Alik Keplicz)
Ice swimmers warm up before taking a bath in the icy water of the Zegrzynski lake in Nieporet near Warsaw, Poland, Wednesday, Jan. 6, 2016, with the temperature minus 6 degrees Celsius (21.2 Fahrenheit). (AP Photo/Alik Keplicz)
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