Brits consume an average of 3,402 calories between check-in and landing . 79 per cent of survey respondents admitted they were over-indulging . The study also found that the majority of passengers are not aware of their calorie intake, with just over half (53 per cent) saying they don't know how many calories they have consumed in 34 per cent take food from home , with sandwiches and crisps popular .
Brits consume an average of 3,402 calories between check-in and landing . 79 per cent of survey respondents admitted they were over-indulging . German , Italian , Spanish and French travellers ranked behind Britons . 34 per cent take food from home , with sandwiches and crisps popular .