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Skipping breakfast increases brain activity that drives eating

Kathleen Blanchard's picture
Skipping breakfast

Brain imaging shows eating a protein rich breakfast reduces brain activity related to food intake.

Researcher Heather Leidy, assistant professor in the MU Department of Nutrition and Exercise Physiology and colleagues looked at MRI’s to find out eating a healthy breakfast reduces brain signals related to food motivation and reward – especially when protein is consumed in the morning.

Leidy explains adolescents frequently skip breakfast and that doing so is linked to snacking on unhealthy foods, increased eating at night and obesity.

The researchers targeted overweight teens who are most likely to ignore breakfast.

In the study that included ten participants, three groups of teens were evaluated – those who continued to forego breakfast, a group given a breakfast of cereal and milk, and a third given a higher protein breakfast of Belgium waffles, syrup and yogurt.

More protein in the morning reduces snacking

Functional MRI (fMRI) was used to look at brain activity related to food motivation and reward. The researchers also measured appetite perceived by the teens, hormonal markers and psychological motivation related to desire to eat.

Questionnaires were completed at the end of each of the three weeks of the study to measure appetite and food satiety. Just before lunch, fMRI’s were conducted to measure activity in the brain.

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The adolescents who ate breakfast reported greater satisfaction and less hunger throughout the morning, compared to those who skipped breakfast.

Eating breakfast in the morning reduced brain activity in the regions associated with motivation and reward, which is also where dopamine is released – a hormone that plays a role in emotional well-being and pleasure.

The higher protein breakfast was associated with greater feelings of satiety and changes in reward eating behavior than the normal protein milk and cereal meal.

Leidy says, “This research provides additional evidence that breakfast is a valuable strategy to control appetite and regulate food intake”, adding eating breakfast is an effective strategy to curb overeating in young people.

The study authors note the findings are preliminary and should be interpreted with caution due to the small group of participants.

Eating breakfast was shown to reduce brain signals that when active, lead to reward driven eating behavior. Skipping the most important meal of the day is associated with more snacking and food cravings.

Obesity (2011) doi:10.1038/oby.2011.108
“Neural Responses to Visual Food Stimuli After a Normal vs. Higher Protein Breakfast in Breakfast-Skipping Teens: A Pilot fMRI Study”
Heather J. Leidy et al



take a look at the headline of this story?? I do not believe the information was to encourage "skipping" breakfast...misleading?
the thing about oral fixations, thumbsucking chewing has to do with a very big clew einstein would recommend noticing... human saliva ph precludes many elements but for complex carbs whichttake forever to chew...4 millions of years of evolution in the tree canopy that was our mission.. to keep chewing...we have eveolved or have yet to evolve an evolutionary partner[s] but little protein in our breastmilk indicates a drugging effect...pet aggression has been linked to protein, no one knows about sugar being just as deletrious..manufactured aspartame demonstrated that sugar comes first, and frpm that protein..it must be excreted quickly as an acid and invalidates our enormous capablility to produce saliva after 2, 3 millionyears of diet beyond plan...the end fills me with rapture, satiety, but it's the beginning that's most mean
i know fat ppl always skip breakfast but its bad for them >.<