What Is a Cold Plunge? A cold plunge or cold water immersion is a short dip in cold water that may offer some health perks. Long used by athletes to help with muscle recovery, cold plunges have become ...

When seawater gets cold, it gets viscous. This fact could explain how single-celled ocean creatures became multicellular when the planet was frozen during “Snowball Earth,” according to experiments.

Sitting in a tub of ice-cold water may sound a bit crazy, yet people worldwide do it regularly for its potential health benefits. This practice, known as cold water immersion, is becoming an ...

This is read by an automated voice. Please report any issues or inconsistencies here. Cold-water immersion may boost mental health and well-being. The practice carries risks, too, including drowning ...