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Sedentary Behavior Intervention as a Catalyst for Healthier Eating
Inês Santos1, Eliana V Carraça2, Sabrina C Teno2
1Faculdade de Medicina, Universidade de Lisboa, Lisbon, Portugal; Instituto de Saúde Ambiental (ISAMB), Faculdade de Medicina, Universidade de Lisboa, Lisbon, Portugal; Centro de Investigação em Desporto, Educação Física, Exercício e Saúde (CIDEFES), Universidade Lusófona, Lisbon, Portugal; Centro de Investigação, Formação, Inovação e Intervenção em Desporto (CIFI2D), Universidade do Porto, Porto, Portugal.
Journal of Nutrition Education and Behavior
|May 1, 2026
Summary
The Stand Up for Healthy Aging intervention improved vegetable intake and Mediterranean diet adherence in office workers. Reducing sedentary time may foster healthier eating habits.
Area of Science:
- Occupational Health
- Nutrition Science
- Behavioral Science
Background:
- Sedentary behavior is prevalent in office settings.
- Healthy eating is crucial for overall well-being.
- Interventions targeting sedentary behavior may influence dietary habits.
Purpose of the Study:
- To evaluate the impact of the Stand Up for Healthy Aging intervention on office workers' eating habits.
- To explore the relationship between changes in sedentary behavior and eating indicators.
Main Methods:
- A 6-month randomized controlled trial with 38 office workers.
- Intervention group used sit-stand desks and motivational nudges; control group was waitlisted.
- Eating behaviors assessed via MedDietScore and other indicators; sedentary behavior analyzed for associations.
Main Results:
- Increased vegetable consumption and higher Mediterranean diet adherence in the intervention group.
- A significant time × group interaction for vegetable consumption (P = 0.04).
- Prolonged sitting negatively correlated with hunger/satiety cue reliance (r = -0.39, P = 0.02).
Conclusions:
- The Stand Up for Healthy Aging intervention positively influenced specific eating habits.
- Reducing and interrupting sedentary behavior can promote healthier dietary choices.
- Workplace interventions integrating physical activity and nutrition show promise.
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