Office workers should also switch off their phones and ignore emails while eating lunch, experts sayRex Features

How you eat is as important as what you eat, with slower diners far less likely to be obese than those who wolf down their food, a study suggests.

Researchers analysing data on nearly 60,000 people found that slow eaters were 42 per cent less likely to be overweight or obese than fast eaters, while those who ate at a normal speed had a 29 per cent lower risk.

Experts said that people who ate quickly did not allow time for the brain to read cues from the gut that it was no longer empty. They have suggested chewing every bite at least ten times, with a goal of 20 times. Tam Fry, of the National Obesity Forum, said: “Eating more slowly means we tend…