Argent said he believes he is now at a healthy weight, 18 months after his gastric sleeve surgery.
The former EastEnders star praised NHS for looking after her 'so fantastically' during her own cancer treatment.
The show was broadcast live from the foyer of Whiston Hospital in Cheshire where staff were working to treat patients.
Piers Morgan's voice is featured in the new trailer for Netflix's Harry & Meghan's documentary.
The TV presenter lost her temper when the environmental activist accused the media of only reporting the actions of Just Stop Oil, and not the issues of climate change.
The 24-year-old rugby player and reality star has been reported missing, last seen on 29 October in Barcelona, Spain.