Cold Water Face Reset

The dive reflex in a bathroom sink

The mammalian dive reflex, borrowed

Cold water on the face, especially around the eyes and cheeks, and the body responds the way every mammal's does entering cold water: everything slows and steadies. Available in any bathroom, in any building, in the middle of any day.

1. 1Run the tap as cold as it goes
2. 2Splash the face fully, several times
3. 3Hold a cold wet cloth over the eyes for thirty seconds
4. 4Breathe slowly before returning