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eMOTION: Examining Affective Mechanisms in Physical Activity Engagement

University of Southern California · with National Cancer Institute (NCI) · NCT06570642

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Opens the official ClinicalTrials.gov record, with the study team’s contacts. Bored Studies doesn’t enroll anyone.

Key facts

Compensation
Not posted. Ask the study team before screening.
Who can join
Ages 18+ · All sexes
Healthy volunteers
Accepted
Study type
Interventional · Not applicable
Target enrollment
280
US sites recruiting
1
Study start
August 14, 2024
Record last updated
June 27, 2025

Status re-checked against ClinicalTrials.gov within the last 12 hours.

What the study is about

This early-phase trial will test intervention strategies to influence affective mechanisms underlying physical activity and determine whether changes in those mechanisms result in change in physical activity behavior among inactive adults who are overweight or obese.

Being studied: Physical Activity Goals mHealth Intervention; TYPE/CONTEXT enhancement; SAVOR enhancement

Conditions: Physical Inactivity; Overweight or Obesity; Cancer

Eligibility criteria

Copied from the official record. The study team makes the final decision at screening.

Show full criteria

Inclusion criteria

  • Aged ≥ 18 years
  • Reside in the United States
  • Self-reported BMI ≥ 25
  • Current structured physical activity engagement \< 60 minutes per week
  • Own a personal smartphone device
  • Reside in an area with Internet or Wi-Fi connectivity during the study period
  • Able to speak and read in English
  • Interested and willing to start a physical activity program
  • Willing to wear a Fitbit Versa smartwatch provided by the study team everyday continuously (including at work and during physical activity), in place of any Fitbits or smartwatches previously worn, for the duration of the study period
  • Able to read the small font on a smartwatch screen without glasses, or willing to carry reading glasses during physical activity for the purpose of reading the smartwatch screen

Exclusion Criteria

  • Inability to provide informed consent due to cognitive disability
  • Inability to engage in one or more key treatment components, including those with medical conditions that preclude physical activity engagement or who cannot wear an accelerometer on the wrist or answer brief surveys on the smartwatch for any reason
  • Current pregnancy
  • Referred to the study by another participant or from Reddit.

Recruiting US locations

  • University of Southern California

    Los Angeles, CA 90032

    Site contact: Micaela Hewus, MPH · 323-442-8224 · micaelag@usc.edu

Study contacts (from the official record)

  • Micaela Hewus, MPH · 323-442-7304 · micaelag@usc.edu
  • Rachel C Lyons, MS · 3175187670 · rclyons@usc.edu
All weight loss studies in California →
eMOTION: Examining Affective Mechanisms in Physical Activity… (NCT06570642) | Bored Studies