Peterborough Hospital 'fat suit' shows effects of obesity Hospital staff have been learning out how to deal with obese patients by wearing a so-called "fat suit." NHS figures show the number of obese people in the UK has almost doubled over the past 20 years. Now Peterborough City Hospital wants its staff to understand how to deal with overweight patients with limited mobility. The £1,000 bariatric suit was bought by a hospital charity.