"I'd do it. Small chunks would be easy to fit in," she says. "I don't have a gym membership or any of that but I could go for a walk. That's free."

But when it comes to incentives, discounts wouldn't cut it. "If my walking is converted into a freebie, like a drink or food, then that would help get me to do it."

UK retailers are increasingly seeing AI agents carry out transactions on their platforms, but many remain unclear over who is liable when purchases go wrong, according to new research from The Payments Association.

The trade body’s new report, Agentic commerce in UK retail, an unresolved liability question, found that 58 per cent of UK online retail merchants believe AI-initiated transactions have already reached their platforms.

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Lidl's new loyalty scheme less generous, shoppers say. Upset Lidl shoppers have complained on social media the supermarket chain's updated loyalty scheme is less generous than before. Under changes to the programme which came into force on Tuesday, customers collect points rather than reward coupons, with £1 spent equalling one point.

Meta will start tracking the way employees work, including their keystrokes and mouse clicks, to train its artificial intelligence (AI) models. The company, which owns Instagram and Facebook, told workers on Tuesday that a new tool will run on Meta's computers and internal apps, logging their activity to be used as training data for AI technology.