Pregnancy sleep problems may harm blood vessels

NCT ID NCT05908591

First seen Jul 17, 2026 · Last updated Jul 17, 2026

Summary

This study looks at how sleep-disordered breathing (like snoring or pauses in breathing) affects blood vessel function and heart health in pregnant people. Participants complete an 8-day testing protocol at two points during their pregnancy. The goal is to understand whether sleep problems during pregnancy are linked to higher risks for conditions like preeclampsia.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to
If this study finds links between sleep-disordered breathing and poor heart health in pregnancy, it could point toward ways to screen or intervene early.
What could go wrong
This is an observational study, so it cannot prove cause and effect. Results may not apply to all pregnant people.

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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

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Program for Pregnancy and Postpartum Health, University of Alberta

    RECRUITING

    Edmonton, Alberta, T6G 2E1, Canada

    Contact

    Contact Phone: •••-•••-•••• Email: •••••@•••••

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