Nurturing Exercise Routine for Greater Improvement in Zest and Energy on Enhertu
ENERGIZE
ENERGIZE: Engagement With a Nurturing Exercise Routine for Greater Improvement in Zest and Energy on Enhertu: A Single-Center Pilot Study
1 other identifier
interventional
80
1 country
1
Brief Summary
The goal of this study is to test the efficacy of using a 12-week, home-based, unsupervised aerobic and resistance training exercise program for changes in cancer-related fatigue in patients with metastatic breast cancer who are receiving Enhertu.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P50-P75 for phase_2
Started Nov 2025
Typical duration for phase_2
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
September 17, 2025
CompletedFirst Posted
Study publicly available on registry
October 2, 2025
CompletedStudy Start
First participant enrolled
November 4, 2025
CompletedPrimary Completion
Last participant's last visit for primary outcome
November 1, 2027
ExpectedStudy Completion
Last participant's last visit for all outcomes
November 1, 2028
March 5, 2026
March 1, 2026
2 years
September 17, 2025
March 3, 2026
Conditions
Outcome Measures
Primary Outcomes (1)
Change in Functional Assessment of Chronic Illness Therapy (FACIT) Fatigue score from baseline to Week 13 (end of exercise intervention).
Test the preliminary efficacy of a 12-week, home-based, unsupervised aerobic and resistance training exercise program on changes in cancer-related fatigue, in patients with Metastatic Breast Cancer recently initiated on Enhertu. FACIT Fatigue Scored 0 (not at all)- 4(Very Much).
13 weeks
Secondary Outcomes (2)
Feasibility defined as greater than 75% of all participants completing greater than 66% of all prescribed workouts from baseline to Week 13.
13 weeks
Mean Functional Assessment of Chronic Illness Therapy (FACIT) Fatigue score measured every three weeks from baseline to Week 13.
13 weeks
Other Outcomes (22)
Change in Functional Assessment of Cancer Therapy - Breast (FACT-B) score from baseline to Week 13.
13 weeks
Mean Functional Assessment of Cancer Therapy - Breast (FACT-B) score measured every three weeks from baseline to 13 weeks after initiation of training.
13 weeks
Change in the average time spent in moderate to vigorous physical activity (in minutes)
12 weeks
- +19 more other outcomes
Study Arms (2)
Exercise Intervention
EXPERIMENTALUsual Care
NO INTERVENTIONInterventions
A 12-week individualized, home-based, unsupervised, whole-body resistance training and aerobic exercise routine will be provided to each study participant.
Eligibility Criteria
You may qualify if:
- Subject aged ≥ 18 years
- Diagnosis of locally advanced/unresectable or metastatic breast cancer. Note: Patients with High-Risk HER-2 + breast cancer after completion of neoadjuvant chemotherapy requiring adjuvant Enhertu are allowed at the discretion of the treating physician.
- Has received 3 or 4 cycles of Enhertu and is expected to continue treatment for at least 12 weeks. Note: HER-2 targeted systemic therapy (e.g. Trastuzumab and/or Pertuzumab) in conjunction with Enhertu is allowed.
- Able and willing to participate in the interventional aerobic exercise and resistance exercises.
- Currently following standard of care contraception requirements and willing to continue following these requirements for the duration of therapy.
- Able to provide informed consent and willing to sign an approved consent form that conforms to federal and institutional guidelines.
- Experiencing clinical fatigue symptoms in the opinion of the investigator.
- Subject has completed the ACSM exercise preparticipation health screening and is, in the opinion of the investigator, fit to participate in this study.
You may not qualify if:
- Currently adhering to national physical activity guidelines for resistance training, as defined as participating in structured resistance training ≥ two days per week.
- Structured is defined as time set aside in the subject's day to workout.
- Resistance training is defined as exercises which use weights, bands, or body weight (e.g., squats or push-ups).
- AND Currently participating in structured moderate-intensity aerobic exercise for ≥ 150 minutes per week.
- Moderate-intensity exercise is defined as activities where the subject can talk but not sing.
- Aerobic exercise includes, but is not limited to, walking, swimming, cycling, running, rowing, hiking, and elliptical.
- Medical, psychiatric, cognitive, or other conditions that may compromise the participant's ability to understand the participant information, give informed consent, comply with the study protocol or complete the study.
- Participants taking prohibited medications as described in Section 6.4.1.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
Huntsman Cancer Institute at University of Utah
Salt Lake City, Utah, 84112, United States
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Central Study Contacts
Study Design
- Study Type
- interventional
- Phase
- phase 2
- Allocation
- RANDOMIZED
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- OTHER
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
September 17, 2025
First Posted
October 2, 2025
Study Start
November 4, 2025
Primary Completion (Estimated)
November 1, 2027
Study Completion (Estimated)
November 1, 2028
Last Updated
March 5, 2026
Record last verified: 2026-03