The number of billionaires has surged to a record-breaking 3,428, with Elon Musk retaining the title of the world's richest person, according to Forbes.
Oil prices have fallen and stock markets are clawing back some lost ground after Donald Trump raised hopes that Iran war disruption to the global economy would soon be over.
What's it really like to be a... personal trainer? Luke Worthington, who specialises in physical preparation for TV and film work, answers the Money blog's questions.