Healthy Weight/Obesity - Dietary Approaches

Pathway Contributor: Heather Petrie

Bio:
Heather Petrie is a registered dietitian currently working as a PEN evidence analyst and living in Toronto. She holds a Bachelor of Arts in Psychology and a Bachelor of Science in Nutrition with Honours both from Acadia University and a Master of Science degree, with a specialization in nutrition and exercise metabolism from the University of Guelph.

Contributions:

• Are adults who skip breakfast more likely to be overweight or obese than adults who eat breakfast?  

  Role: Reviewer

• Are adults who have a higher eating frequency (>3 meals or snacks/day) more likely to gain weight compared to adults who have a lower eating frequency (≤3 meals or snacks/day)?  

  Role: Author

• Are adults who have a higher eating frequency (>3 meals or snacks/day) more likely to gain weight compared to adults who have a lower eating frequency (≤3 meals or snacks/day)?  

  Role: Reviewer

• Do adults who eat more frequently (≥3 meals or snacks/day) have a reduced appetite and subsequently lower daily energy intake than adults who eat less frequently (≤3 meals or snacks/day)?  

  Role: Reviewer

• Do adults who eat more frequently (≥3 meals or snacks/day) have a reduced appetite and subsequently lower daily energy intake than adults who eat less frequently (≤3 meals or snacks/day)?  

  Role: Author

• Do adults with a higher eating frequency (>3 meals or snacks/day) have a difference in thermogenesis compared to adults with a lower eating frequency (≤3 meals or snacks/day)?  

  Role: Author

• Do adults with a higher eating frequency (>3 meals or snacks/day) have a difference in thermogenesis compared to adults with a lower eating frequency (≤3 meals or snacks/day)?  

  Role: Reviewer

• Does calcium supplementation or increased intakes of dairy products aid in weight/fat loss among overweight or obese adults?  

  Role: Author

• Is an energy restriction more effective in achieving weight loss in overweight and obese adults than no treatment?  

  Role: Reviewer

• Does a low calorie diet (~1000-1500 kcalories/day) that incorporates meal replacements achieve greater weight loss in overweight and obese adults compared to a low calorie diet (~1000-1500 kcalories/day) without meal replacements?  

  Role: Reviewer

• Does a very low calorie diet (<1000 kcalories/day) that incorporates meal replacements achieve greater weight loss in overweight and obese adults than a low calorie diet (~1000-1800 kcalories/day) without meal replacements?  

  Role: Reviewer

• Does reducing energy intake and incorporating meal replacements achieve greater weight loss in overweight and obese adults than general dietary advice?  

  Role: Reviewer

• Does following a Mediterranean diet result in greater weight loss among overweight or obese adults compared to other diets?  

  Role: Reviewer

• Does consuming a relatively higher versus lower intake of monounsaturated fatty acids (MUFA) achieve greater weight loss in overweight or obese adults?  

  Role: Reviewer

• Does consuming a relatively higher intake of omega-3 fatty acids result in greater weight loss in overweight or obese adults than other isocaloric diets providing lower amounts of omega-3 fatty acids?  

  Role: Reviewer

• Is a low glycemic index/glycemic load diet more effective in achieving weight loss, than a moderate to high glycemic index/glycemic load diet among overweight and obese adults?  

  Role: Reviewer

• Does a higher protein/lower carbohydrate diet result in greater weight loss in overweight and obese adults compared to a higher carbohydrate/lower protein diet, when fat intake and the level of energy intake are held constant?  

  Role: Reviewer

• Does a higher fat/lower carbohydrate diet result in greater weight loss in overweight and obese adults compared to a higher carbohydrate/lower fat diet, when protein intake and the level of energy intake are held constant?  

  Role: Reviewer

• Is an energy restriction or very low carbohydrate diet more effective for weight loss in overweight and obese adults?  

  Role: Reviewer

• Are low carbohydrate diets nutritionally adequate?  

  Role: Author

• What are the effects of lower carbohydrate diets/higher protein diets on kidney function among healthy, primarily overweight and obese, adults without chronic kidney disease (CKD)?  

  Role: Author

• What are the effects of low carbohydrate diets (LCDs) on cardiovascular disease risk factors among primarily healthy overweight or obese adults?  

  Role: Author

• Healthy Weight/Obesity Background

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  Role: Reviewer