Cold Preparation For Performance

Rafa takes a cold shower before every match... it's good in so many ways...

It stimulates your metabolism, the shivering is your muscles twitching to generate heat. You might temporarily hyperventilate but the deep breathing opens and expands your lungs. Your mind also is prepped for uncomfortable situations...

People who take cold showers have a higher concentration of white blood cells, which means a stronger immune system. Take a look at the Wim Hof method... there's got to be some mental toughness if you're able to do that routine