You're not a polar bear: Any plunge into cold water comes with risks
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.
Take the Cold Plunge! Benefits of Hydrotherapy - Oregon Regenerative Medicine
Top 10 facts about polar bears
Turning the Tides – San Diego Zoo Wildlife Alliance Stories
How to do a polar plunge safely
America's oldest captive polar bear Berlin is euthanized at Kansas City Zoo aged 33
How do you survive a high-fat diet? Ask a polar bear
The Benefits of Cold Plunging - Conscious Living TV
Experience the Seaside Heights Polar Bear Plunge - Best of NJ
Polar bears 'have started eating dolphins due to climate change
Everybody freeze! Tips you should know for a safe polar bear plunge - Canadian Red Cross Blog
What It's Like to Take the Polar Bear Plunge — The Midwood Argus
Polar Bears in Zoos - Lifespan, Diet, and Care