Bridget's calorie counting came directly from the diaries Fielding wrote at university, she said.

“Almost no one likes calorie counting,” she said.

Finally, he says that for some people, restriction is simpler than calorie counting, and that "While some people like the option of eating their favorite foods, you could still be eating foods that negatively affect your body despite being low-calorie."

In the past few years, a handful of celebrities have spoken in favor of restrictive eating, extreme calorie counting weight loss: Gwyneth Paltrow said her daily “wellness” routine involves fasting until midday, bone broth, and a light paleo dinner; Chris Martin said he only eats one meal a day to look more "in shape," like Bruce Springsteen; and Rebel Wilson said she ate 600 calories a day for “detox purposes.”

This manifests as rigid thought patterns like religious calorie counting, restrained emotions and punishing exercise regimens, among other ED behaviours.