Cette page a été traduite automatiquement et l'exactitude de la traduction n'est pas garantie. Veuillez vous référer au version anglaise pour un texte source.

The Effects of Strength Training on Muscle Mass and Mental Health in Adults Taking Obesity Medication (STRONG)

21 juin 2026 mis à jour par: Jiyeon Yoon, University of Pittsburgh

The Effects of Strength Training on Muscle Mass and Mental Health in Adults Taking Obesity Medication: A Pilot Study

The purpose of this study is to examine the effects of resistance exercise, such as weightlifting, on retention of muscle mass and mental health in individuals taking GLP-1 RAs (an obesity medication). Resistance exercise is focused on increasing the strength of participants' muscles, such as how much participant can lift.

•The duration of this study is 3 months. This includes:

  • Orientation session to explain study protocol, exercise program, and complete questionnaire about participants' medical history and lifestyle.
  • Two health assessments at baseline and at 3 months. These assessments include body composition, resting blood pressure, cardiovascular function, and muscular strength. Both the resistance exercise group and the control group will complete assessments at baseline and again at 3 months. After the 3-month period, individuals in the control group may choose to participate in the exercise training and complete the optional 6-month assessments.
  • Personalized resistance exercise sessions for 60 minutes per session, twice per week, for 3 months.

Aperçu de l'étude

Statut

Recrutement

Les conditions

Intervention / Traitement

Description détaillée

• After the baseline assessment, if participants meet all eligibility criteria such as BMI, blood pressure, physical activity levels, and medication conditions, investigators will randomly assign participants to control group or resistance exercise group:

  1. Control group: No resistance training during the first 3 months. After the 3-month period, participants may choose to participate in the optional exercise program, which includes 60 min/session, all for 2 sessions/week for 3 months. Participants may follow their provider's guidance for exercise except not to perform any strength or resistance training.

  2. Resistance exercise group: 60 min/session, all for 2 sessions/week for 3 months.

    • Resistance exercise group (60 min/session): Each session will be 60 minutes of resistance, performing 3 sets of 8-20 repetitions (50-80% 1RM) of 11 exercises (chest press, lat pulldown, abdominal crunch, leg press, shoulder press, weighted row, leg extension, leg curl, chest fly, biceps curl, and triceps extension) using weight training machines.

Investigator will also ask participants to maintain their usual (pre-study) lifestyle physical activity outside of exercise sessions and to monitor participants' daily activity throughout the study period using pedometers and a lifestyle activity log.

Type d'étude

Interventionnel

Inscription (Estimé)

40

Phase

  • N'est pas applicable

Contacts et emplacements

Cette section fournit les coordonnées de ceux qui mènent l'étude et des informations sur le lieu où cette étude est menée.

Coordonnées de l'étude

  • Nom: Jiyeon Yoon, M.S.
  • Numéro de téléphone: 512-817-4601
  • E-mail: jiy239@pitt.edu

Lieux d'étude

  • États-Unis
    • Pennsylvania
      • Pittsburgh, Pennsylvania, États-Unis, 15219
        • Recrutement
        • Physical Activity Research Center, University of Pittsburgh
        • Contact:
          • Jiyeon Yoon, M.S.
          • Numéro de téléphone: 515-817-4601
          • E-mail: jiy239@pitt.edu

Critères de participation

Les chercheurs recherchent des personnes qui correspondent à une certaine description, appelée critères d'éligibilité. Certains exemples de ces critères sont l'état de santé général d'une personne ou des traitements antérieurs.

Critère d'éligibilité

Âges éligibles pour étudier

  • Adulte
  • Adulte plus âgé

Accepte les volontaires sains

Non

La description

Inclusion Criteria:

  • Initiating GLP-1 RAs prescribed by physician or advanced practice practitioner and willing to withhold the start of the drug until baseline assessment completed
  • Non-Smoker
  • ≥18 years old
  • Obese: Body Mass Index 30-45 kg/m² or BMI ≥27 + ≥1 weight related comorbidity; either hypertension or sleep apnea confirmed by participant self-report
  • Inactive: not meeting the current US exercise guidelines over the past 6 months
  • Capable of performing the required exercise training

Exclusion Criteria:

  • A serious heart condition, such as unstable heart disease or heart failure, irregular heartbeats that are not well controlled, severe narrowing of the heart valves, or any recent inflammation of the heart or its lining
  • Cancer requiring treatment in the past 5 years
  • Hypothyroidism/hyperthyroidism
  • Personal or family history of Medullary Thyroid Carcinoma (MTC) or Multiple Endocrine Neoplasia Syndrome type 2 (MEN2)
  • Gastroparesis
  • Chronic/idiopathic acute pancreatitis
  • Hepatic disease or cirrhosis
  • Struggle with alcohol or other substance abuse (heavy drinking (≥4 drinks/day or ≥8 drinks/week for women; ≥5 drinks/day or ≥15 drinks/week for men), or who score ≥3 on the Drug Abuse Screening Test (DAST-10))
  • Diabetes (Type 1 or 2)
  • Major risk factors for coronary heart disease such as uncontrolled high blood pressure (≥160 mm Hg systolic or ≥100 mm Hg diastolic)
  • Problems with your muscles or bones that limit your ability to exercise
  • Any other medical condition that is life-threatening, can interfere with or be aggravated by the exercise training
  • Plans to be away ≥2 weeks in the next 3 months
  • Participation in any other concurrent interventional clinical trial
  • History of eating disorders or weight-loss surgery, unstable weight (±5% change in past 6 months), or use of obesity medication (e.g., such as Wegovy, Ozempic, Saxenda, Zepbound, Mounjaro) in the last 3 months
  • Inability to give informed consent
  • History of major depression or other severe psychiatric disorders (e.g., who answer "yes" to question 9 on PHQ-9 in the Psych_QoL_Sleep questionnaires.)
  • Pregnant or plan to become pregnant during study

Plan d'étude

Cette section fournit des détails sur le plan d'étude, y compris la façon dont l'étude est conçue et ce que l'étude mesure.

Comment l'étude est-elle conçue ?

Détails de conception

  • Objectif principal: Traitement
  • Répartition: Randomisé
  • Modèle interventionnel: Affectation parallèle
  • Masquage: Aucun (étiquette ouverte)

Armes et Interventions

Groupe de participants / Bras
Intervention / Traitement
Expérimental: Resistance Exercise (RE)
Participants will perform 60 min of resistance exercise 2 sessions per week for 12 weeks while continuing GLP-1 RAs therapy as prescribed by regular treating provider
Comportemental: Resistance Exercise
60 min/session, all for 2 sessions/week for 12 weeks
Médicament: GLP-1 RAs
Participants will take GLP-1 RAs for 12 weeks
Comparateur actif: Standard Care
Participants will take GLP-1 RAs for 12 weeks as prescribed by regular treating provider
Médicament: GLP-1 RAs
Participants will take GLP-1 RAs for 12 weeks

Que mesure l'étude ?

Principaux critères de jugement

Mesure des résultats
Description de la mesure
Délai
Change in Body Composition
Délai: From Baseline to Week 12
Dual-energy X-ray absorptiometry (DEXA) will be used to assess fat mass and lean mass. Body fat will be expressed as a percentage of total body composition, and lean mass will be expressed as a percentage of total body composition. Change in each variable will be calculated as the Week 12 value minus the baseline value. Positive values indicate an increase in body fat or lean mass, and negative values indicate a decrease.
From Baseline to Week 12
Change in Quality of Life
Délai: From Baseline to Week 12
Quality of life will be assessed using the 36-Item Short Form Health Survey (SF-36). Scores range from 0 to 100, with higher scores indicating better quality of life. Change will be calculated as Week 12 minus baseline.
From Baseline to Week 12

Mesures de résultats secondaires

Mesure des résultats
Description de la mesure
Délai
Muscle Strength
Délai: From Baseline to Week 12
Grip strength will be measured three times in each hand using a Jamar dynamometer, and one-repetition maximum (1RM) will be measured using leg press and chest press machines.
From Baseline to Week 12
Energy Intake
Délai: From Baseline to Week 12
Energy intake will be assessed using the Automated Self-Administered 24-hour (ASA24) dietary assessment tool.
From Baseline to Week 12
Physical Activity and Sleep
Délai: From Baseline to Week 12
Participants will be asked to wear a GENEActiv tri-axial wrist-worn accelerometer for a 7-day period to quantify physical activity and sedentary behavior. Participants will be instructed to wear the device continuously for 24 hours per day throughout the 7-day measurement period.
From Baseline to Week 12

Autres mesures de résultats

Mesure des résultats
Description de la mesure
Délai
Cardiovascular Fitness
Délai: From Baseline to Week 12
Cardiovascular fitness will be assessed using a submaximal treadmill test with the Balke-Ware protocol.
From Baseline to Week 12

Collaborateurs et enquêteurs

C'est ici que vous trouverez les personnes et les organisations impliquées dans cette étude.

Parrainer

University of Pittsburgh

Collaborateurs

University of Pittsburgh Medical Center

Les enquêteurs

  • Chercheur principal: Jiyeon Yoon, M.S., University of Pittsburgh

Publications et liens utiles

La personne responsable de la saisie des informations sur l'étude fournit volontairement ces publications. Il peut s'agir de tout ce qui concerne l'étude.

Liens utiles

Dates d'enregistrement des études

Ces dates suivent la progression des dossiers d'étude et des soumissions de résultats sommaires à ClinicalTrials.gov. Les dossiers d'étude et les résultats rapportés sont examinés par la Bibliothèque nationale de médecine (NLM) pour s'assurer qu'ils répondent à des normes de contrôle de qualité spécifiques avant d'être publiés sur le site Web public.

Dates principales de l'étude

Début de l'étude (Réel)

25 mai 2026

Achèvement primaire (Estimé)

30 avril 2027

Achèvement de l'étude (Estimé)

31 mai 2027

Dates d'inscription aux études

Première soumission

11 janvier 2026

Première soumission répondant aux critères de contrôle qualité

10 juin 2026

Première publication (Réel)

17 juin 2026

Mises à jour des dossiers d'étude

Dernière mise à jour publiée (Réel)

24 juin 2026

Dernière mise à jour soumise répondant aux critères de contrôle qualité

21 juin 2026

Dernière vérification

1 juin 2026

Plus d'information

Termes liés à cette étude

Termes MeSH pertinents supplémentaires

Autres numéros d'identification d'étude

  • STUDY25090068

Plan pour les données individuelles des participants (IPD)

Prévoyez-vous de partager les données individuelles des participants (DPI) ?

OUI

Description du régime IPD

Datasets will be available to outside researchers and public health professionals through the web sites of ClinicalTrials.gov and The Physical Activity Research Center (PARC) at the University of Pittsburgh. Outside researchers can learn what data are available and request a de-identified dataset (stripped of all personal health identifiers). All data requests will be discussed with the research team and approval will be obtained from the institutional review board overseeing the proposal of the data analysis project. Findings from the proposed study will also be published in peer-reviewed journals. The investigators seek to maximize the knowledge generated from this study by sharing data to expedite the translation of research into practice, with the goal of preserving lean body mass and improving quality of life.

Type d'informations de prise en charge du partage d'IPD

  • CIF

Informations sur les médicaments et les dispositifs, documents d'étude

Étudie un produit pharmaceutique réglementé par la FDA américaine

Non

Étudie un produit d'appareil réglementé par la FDA américaine

Non

Ces informations ont été extraites directement du site Web clinicaltrials.gov sans aucune modification. Si vous avez des demandes de modification, de suppression ou de mise à jour des détails de votre étude, veuillez contacter register@clinicaltrials.gov. Dès qu'un changement est mis en œuvre sur clinicaltrials.gov, il sera également mis à jour automatiquement sur notre site Web .

S'abonner