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A variety of stories lead Monday's papers.

The , the , and the all warn that ultra-processed foods significantly raise the risk of cardiovascular problems such as heart attacks and strokes. The papers feature the results of two large studies into the foods, which they say are often sold as healthy and nutritious. The Mirror describes the issues as a "Great British food scandal".

The Daily Telegraph says the best cure for heart disease may be laughter. It's one of a number of papers to report on research that suggests regular chuckling can increase the heart's capacity to pump oxygen and reduce the risk of heart attacks and strokes.

reports that migrants who arrive on small boats may be fitted with electronic tags. It says the government has a new legal duty to detain them on arrival, but that the immigration detention estate only has the capacity to hold 2,500 people, so officials have been asked to find alternative ways of ensuring they don't abscond.

In the wake of the Lucy Letby case, the NHS ombudsman has told that more babies will be harmed unless there are rapid and systemic changes to the health service in England. Rob Behrens said there was a dysfunctional, adversarial culture in many trusts, as well as unacceptable attitudes to whistleblowing. The NHS says it has reminded health leaders it is vital staff feel able to raise concerns.

The that splits in the Conservative Party have reopened after Nadine Dorries's blistering resignation letter. The former culture secretary told Rishi Sunak he had achieved "nothing meaningful" as prime minister, and the reports she has refused to say whether she will vote for her party at the next election.

The also leads on Ms Dorries's comments, with a headline that reads: "Tory infighting will gift Labour the keys to Number 10". But the , Hugo Gye, argues that if both Labour and the Liberal Democrats campaign hard for the seat, the by-election could fracture the centre-left and boost the Conservative's chance of winning re-election.

Most Londoners support the expansion of the Ultra Low Emission Zone (Ulez), according to a poll reported in the Guardian. The scheme, under which motorists with the most polluting vehicles are charged £12.50 per day to drive through the capital, will cover outer boroughs from Tuesday. The paper interviews a woman with breathing difficulties who says the air quality is noticeably better now than before Ulez was introduced. calls the policy an unpopular war on motorists.

Every major paper has the story of Guy Goma, who says he wants to sue the Â鶹ԼÅÄ over an incident which went viral in 2006. Mr Goma arrived for a job interview, but ended up being interviewed on live TV after a producer mistook him for a technology expert with the same first name. The describes how he famously tried to bluff his way through an answer about whether an Apple court case may lead to more people downloading music online. The says Mr Goma has told a podcast he wants to pursue legal action because he was never paid but the clip of his interview has made the Â鶹ԼÅÄ richer.