Dr. Kathleen Keller, researcher studying taste preferences and food choices in kids, discusses brain signaling in relation to obesity. The podcast explores childhood food preferences, brain changes and obesity through functional MRI, challenges and resilience in obesity, repeated exposure to develop food preferences, and the importance of helping people with obesity.
Repeated exposure to foods helps children overcome initial reluctance and fear of new foods, leading to increased acceptance and liking.
Access to fruits and vegetables anytime, even in the middle of the night, is important for promoting healthy eating patterns in children.
Deep dives
Researching Children's Eating Behaviors and Food Preferences
Dr. Kathleen Keller discusses her research on children's eating behaviors and food preferences. She explains her initial interest in combining her passion for food and nutrition and how it led her to study genetics and taste preferences in kids. Dr. Keller then discusses her current work at Penn State, where she uses MRI technology to understand how children's brains respond to food cues like advertising and large portion sizes. She explores the connection between brain activation and behaviors like impulse control and decision making.
Factors Influencing Children's Food Choices
Dr. Keller emphasizes the importance of repeated exposure to foods in shaping children's food preferences. She explains that repeated exposure helps to overcome initial reluctance and fear of new foods, leading to increased acceptance and liking. Additionally, she mentions the use of marketing strategies to entice children to try vegetables, but acknowledges the challenge of sustaining these preferences beyond the intervention period. Dr. Keller also discusses the role of genetics and executive functioning in children's appetite regulation and their ability to respond to different food cues.
The Impact of Preloads and Advertising on Children's Eating Habits
The podcast hosts discuss ongoing research studies on children's eating habits. One study focuses on the impact of different forms of apple preloads on children's subsequent food intake. The results suggest that there are no significant differences in satiety between solid apple slices, apple sauce, regular apple juice, and diet apple juice when volume and calories are matched. Another study explores the resilience to food advertising in children and examines the structural changes in their brain using MRI technology. The research aims to understand the variation among children in terms of susceptibility to food marketing and its influence on their eating behaviors.
Promoting Healthy Eating Patterns in Children
The conversation delves into practical strategies for promoting healthy eating patterns in children. The importance of access to fruits and vegetables is highlighted, as they are encouraged to be available at any time, even in the middle of the night. The discussion also touches on the challenges of getting kids to eat certain foods like broccoli, with repeated exposure being a key factor to overcome initial resistance. The hosts also discuss the role of marketing and convenience in food choices, particularly in relation to the prevalence of fast food options and advertisements targeting children.
Drs. Karl and Spencer chat with Dr. Kathleen Keller and Yash Adroja all about brain signaling in kids in relation to obesity. Learn all about Dr. Keller's research that sheds light on taste preferences and food choices made by kids.
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