#597: Behavioral Psychology in Diet & Health Counselling – David Creel, PhD, RD

#597: Behavioral Psychology in Diet & Health Counselling – David Creel, PhD, RD

March 10, 2026 · 52 min

About this episode

David Creel discusses the importance of behavioral psychology in effective nutrition and health counseling.

In clinical practice effective nutrition, exercise, and obesity care is rarely about identifying the single "best" plan on paper. Instead, sustainable change depends on behavioral psychology: understanding the person's context, motivation, barriers, and patterns, then co-designing practical steps that can actually be implemented in real life. David Creel PhD, RD is a clinical psychologist and registered dietitian working in weight management at the Cleveland Clinic. Dr. Creel discusses how clinicians can bridge the gap between "optimal recommendations" and what is most likely to create actual behaviour change. This includes a combination of using collaborative communication, self-monitoring, skill-building, relapse prevention planning, and a multidisciplinary framework. Behavioral and psychological factors shape food choices, physical activity, and adherence far more than knowing the newest guideline. In addition, the modern obesity treatment landscape (including GLP-1 receptor agonists) increases the need for structured behavior-change support: people may experience new hope and new fear (especially fear of weight regain), and the key clinical question becomes how to use these…

People in this episode

Host: Danny Lennon

Guest: David Creel, PhD, RD

Topics covered

Mentioned in this episode

Organizations: Cleveland Clinic

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