Or perhaps you’re just hungover following one too many tequila shots.
So, what exactly happens when you spend a few seconds submerging your nostrils and eyes in ice-cold water?
No deep inhaling is required, so just breathe as you would normally.

“Your heart rate slows within 10 to 30 seconds of holding your breath.
But if you breathe in too deeply, this may take longer,” he explained.
Well, there you have it.

Perhaps you’re able to throw in somerelaxing practices before you go to sleepas well.
