You're not a polar bear: The plunge into cold water comes with risks, News

Jumping into icy cold water in the dead of winter might seem like a crazy idea, but the so-called polar bear plunge has become a popular activity, often paired with raising money for charity.

Polar bears swim for days as sea ice retreats

Winter swimming - Wikipedia

Top 10 facts about polar bears

Want a polar bear plunge on New Year's Day? Here's a deep dive on cold water dips

Polar Bear Saint Louis Zoo

Polar plunge, almost good for your health

Event Information - Polar Bear Plunge at Seaside

Want a polar bear plunge on New Year's Day? Here's a deep dive on cold water dips - OPB

Polar Bear Plunge put on ice, Local and regional news, Lewiston Tribune

Annual Polar Bear Swim is back with a splash

Science clashes with Inuit tradition at polar bear summit