Postnatal Exercise to Activate Baby's Brown Fat

Part of paid clinical trials in Boston, Massachusetts.

Sponsor
Joslin Diabetes Center
Study ID
NCT07467694
Status
Recruiting

Conditions

  • Breastfeeding
  • Childhood Obesity
  • Childhood Obesity Prevention
  • Exercise
  • Lactation
  • Physical Activity
  • Pregnancy

Eligibility Criteria

Sex
FEMALE
Age
18 Years - 45 Years
Healthy Volunteers
Accepted

Interventions

  • Active group — BEHAVIORAL
    For participants randomized to the Active group, there will be weekly phone calls with study staff during which step counts and exercise bouts from the previous week will be reviewed, and exercise goals for the following week will be gradually increased.

Study Details

The purpose of this study is to learn how exercise and physical activity during pregnancy and after pregnancy may affect the composition of breastmilk. Certain changes in breast milk after exercise may have an impact on how infants use energy. Understanding this process may improve public health recommendations for exercise during and after pregnancy. This study can help investigators learn more about how maternal exercise patterns may affect body growth and obesity risk in infants who are breastfed. This research may help identify how different factors can influence healthy weight and early development in infants.

Key Dates

Start date
Dec 1, 2025
Status verified
Mar 2026
Primary completion
Jul 1, 2030
Completion
Jul 1, 2030

Study Design

Enrollment
200 participants (estimated)
Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
PREVENTION

Arms

  • Experimental: Enhanced physical activity
    Participants in this group will be encouraged to engage in daily physical activity
  • No Intervention: Control group
    Usual care

Primary Outcome Measure

Altered breast milk lipidome [ Time Frame: 8 weeks ]

Central Contacts

Locations (2)

FacilityCityStateZIPSite coordinators
Joslin Diabetes CenterBostonMassachusetts02215
Elvira Isganaitis, MD
Oklahoma University College of MedicineOklahoma CityOklahoma73104
David Fields, PhD (PRINCIPAL_INVESTIGATOR)

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