Swimmers brave -20 temperatures in recently poisoned river

The video discusses the benefits of winter swimming as a great exercise, highlighting the unique and comfortable feeling it provides. It emphasizes the purity of the water, noting that swimwear remains clean and transparent. The speaker is unconcerned about pollution, as the water flows away, eventually reaching Russia.

冬泳被认为是一种什么样的健身运动？

游泳后给人带来什么样的感觉？

关于水的纯净度，文本中提到什么？

游泳衣的特点是什么？

文本中提到的水流向哪里？