Relationships Between Exercise and Appetite in Women With Loss of Control Eating

Purpose

This pilot study is a first step in looking at the relationship between exercise and appetite in women with loss of control eating.

Conditions

  • Eating Disorders
  • Binge-Eating Disorder
  • Bulimia Nervosa

Eligibility

Eligible Ages
Between 18 Years and 45 Years
Eligible Sex
Female
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Engage in loss of control eating at least 12 times in the last three months - Clinically significant eating disorder-related impairment (CIA > 15) - Taking hormonal contraception - Minimum VO2max of 50th percentile for age and sex assigned at birth - Be willing to eat study-provided foods - Likes chocolate (at least 6/10 on 10 point scale)

Exclusion Criteria

  • BMI < 18.5 kgm/2 - Medical conditions that affect appetite or weight (e.g., diabetes mellitus, thyroid disease) - Recent pregnancy or breastfeeding (prior 6 months) - Relevant food allergies (e.g., wheat, chocolate) - Specific phobia, blood-injection-injury type - Medical condition that precludes safe participation in exercise (e.g., stress fracture) - Medications that acutely affect appetite (e.g., GLP-1 agonists; psychiatric medications allowed)

Study Design

Phase
N/A
Study Type
Interventional
Allocation
Randomized
Intervention Model
Crossover Assignment
Primary Purpose
Basic Science
Masking
None (Open Label)

Arm Groups

ArmDescriptionAssigned Intervention
Experimental
Rest, Fed Exercise, Fasted Exercise
At Study Visit 2, participants will eat breakfast and rest (abstain from exercise). At Study Visit 3, participants will eat breakfast and exercise. At Study Visit 4, participants will abstain from breakfast and will engage in exercise.
  • Behavioral: Rest
    Participants will eat breakfast but abstain from exercise
  • Behavioral: Fed Exercise
    Participants will eat breakfast and engage in 30 minutes of physical activity at 75% of their personal V02max.
  • Behavioral: Fasted Exercise
    Participants will engage in 30 minutes of physical activity at their personal 75% V02max after abstaining from breakfast.
Experimental
Rest, Fasted Exercise, Fed Exercise
At Study Visit 2, participants will eat breakfast and rest (abstain from exercise). At Study Visit 3, participants will abstain from breakfast and will engage in exercise. At Study Visit 4, participants will eat breakfast and exercise.
  • Behavioral: Rest
    Participants will eat breakfast but abstain from exercise
  • Behavioral: Fed Exercise
    Participants will eat breakfast and engage in 30 minutes of physical activity at 75% of their personal V02max.
  • Behavioral: Fasted Exercise
    Participants will engage in 30 minutes of physical activity at their personal 75% V02max after abstaining from breakfast.
Experimental
Fed Exercise, Rest, Fasted Exercise
At Study Visit 2, participants will eat breakfast and exercise. At Study Visit 3, participants will eat breakfast and rest (abstain from exercise). At Study Visit 4, participants will abstain from breakfast and will engage in exercise.
  • Behavioral: Rest
    Participants will eat breakfast but abstain from exercise
  • Behavioral: Fed Exercise
    Participants will eat breakfast and engage in 30 minutes of physical activity at 75% of their personal V02max.
  • Behavioral: Fasted Exercise
    Participants will engage in 30 minutes of physical activity at their personal 75% V02max after abstaining from breakfast.
Experimental
Fed Exercise, Fasted Exercise, Rest
At Study Visit 2, participants will eat breakfast and exercise. At Study Visit 3, participants will abstain from breakfast and will engage in exercise. At Study Visit 4, participants will eat breakfast and rest (abstain from exercise).
  • Behavioral: Rest
    Participants will eat breakfast but abstain from exercise
  • Behavioral: Fed Exercise
    Participants will eat breakfast and engage in 30 minutes of physical activity at 75% of their personal V02max.
  • Behavioral: Fasted Exercise
    Participants will engage in 30 minutes of physical activity at their personal 75% V02max after abstaining from breakfast.
Experimental
Fasted Exercise, Fed Exercise, Rest
At Study Visit 2, participants will abstain from breakfast and will engage in exercise. At Study Visit 3, participants will eat breakfast and exercise. At Study Visit 4, participants will eat breakfast and rest (abstain from exercise)
  • Behavioral: Rest
    Participants will eat breakfast but abstain from exercise
  • Behavioral: Fed Exercise
    Participants will eat breakfast and engage in 30 minutes of physical activity at 75% of their personal V02max.
  • Behavioral: Fasted Exercise
    Participants will engage in 30 minutes of physical activity at their personal 75% V02max after abstaining from breakfast.
Experimental
Fasted Exercise, Rest, Fed Exercise
At Study Visit 2, participants will abstain from breakfast and will engage in exercise. At Study Visit 3, participants will eat breakfast and rest (abstain from exercise). At Study Visit 4, participants will eat breakfast and exercise.
  • Behavioral: Rest
    Participants will eat breakfast but abstain from exercise
  • Behavioral: Fed Exercise
    Participants will eat breakfast and engage in 30 minutes of physical activity at 75% of their personal V02max.
  • Behavioral: Fasted Exercise
    Participants will engage in 30 minutes of physical activity at their personal 75% V02max after abstaining from breakfast.

Recruiting Locations

Ohio University
Athens 4505542, Ohio 5165418 45701
Contact:
K. Jean Forney, Ph.D.
740-593-1085
forney@ohio.edu

More Details

NCT ID
NCT06602973
Status
Recruiting
Sponsor
Ohio University

Study Contact

K. Jean Forney, Ph.D.
740-593-1085
forney@ohio.edu