Leon’s director of wellbeing has just punched me in the chest. "Did you feel that?," Julian Hitch asks without a hint of remorse. "It’s so much more powerful when the arm is straight."
He’s not wrong, I mutter to myself.
We’re standing in what will be the wellbeing studio of the healthy fast food chain’s brand new Borough office, learning Wing Tsun (pronounced wing chun), a defensive martial art.