Can Mom's workout boost Baby's health through breastmilk?
NCT ID NCT05488964
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether regular exercise while breastfeeding changes the makeup of breastmilk in mothers who are overweight or have obesity. Researchers will measure specific sugars and other compounds in the milk and see if these changes affect the baby's growth and health. About 62 mothers and their babies will take part.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 62 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Sep 2022
- Expected to finish
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Mar 2028
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Female participants only
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Female * Aged 18 years or older * Body mass index ≥ 25 kg/m2 pre-pregnancy and/or BMI ≥ 28 kg/m2 postpartum * Given birth to a singleton term (after 37 weeks + 0 days) baby * 6-7 weeks postpartum at time of inclusion * Exclusively breastfeeding the baby (no other foods are given) and intend to continue this practice for ≥ 8 weeks at inclusion * Understands oral and written Norwegian Exclusion Criteria: * On-going pregnancy * Known type 1 or type 2 diabetes * Known cardiovascular disease * High intensity exercise more than twice weekly the last three months before inclusion and/or an intention to start regular endurance training within the next 8 weeks at baseline
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Dept Circulation and Medical Imaging, EXCAR Exercise Lab
Trondheim, Norway
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