The British Heart foundation has warned that the average person in Britain could consume the equivalent of half a pack of lard in saturated fat, and as much salt as would be found in 50 packets of crisps on Christmas Day.
In a survey, the charity asked 2,000 people who celebrate Christmas what they eat and drink over the festive period. For many people, the Christmas indulgence starts before the turkey is even in the oven, it found.
More top news
Harrow pupil Archie Lloyd was celebrating the end of his exams in Crete when he was knocked to the ground in August 2015.
The incident is not believed to be terror-related, British Transport Police said.
The royal couple have been in the US to mark the 300th anniversary of the foundings of New Orleans and San Antonio.