Harry Styles, Richard Branson, Lady Gaga, and the co-founder of Twitter, these celebrities are all people who have an ice bath each day.

Julie-Anne Sprague explained to Steve Mills on Millsy at Midday that she found this common trait among rich listers through her podcast How I Made It.

“There was a young guy by the name of Simon Beard, and he is the co-founder of this streetwear chain called Culture Kings,” she said.

“The first thing he does in the morning he gets up at 4am, and he jumps in an ice bath,

“It’s meant to raise your core temperature, and you’re switched on for the day.”

Press PLAY to hear about this weird way to wake up and what the listeners say.