If a Dutchman told you to jump off a cliff into an icy lake, would you? Apparently, yes: cold water immersion is gaining in popularity. But does it actually work?
Jump into cold water (No.1) - a Royalty Free Stock Photo from Photocase
Swimming to Confusion: Stories from Cold Water Swimmers
Cold water shock drowning and how to prevent it
Cold Water Swimming - Jump in and Feel New, by Paul Arthur
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Feeling stressed? Chill out with a dip in cold water.
Swimming to Confusion: Stories from Cold Water Swimmers
Jumping Into Cold Water Might Not Be as Crazy as it Sounds - StoryMD
Why It's Dangerous
ICE COLD WATER – Ramin Nazer
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Why diving into cold water can be deadly — here's how to survive by trying gentle sculling or wetsuits
Hotheads jump in China's extreme cold water
