Phone app and wristband help pregnant women control weight gain

NCT ID NCT06370533

Completed Disease control Sponsor: Peking University Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested a mobile health lifestyle program for 200 overweight or obese pregnant women in China. Participants used a WeChat account and a Huawei wristband to track diet, exercise, and weight, and received personalized feedback. The goal was to see if this approach could help them gain a healthy amount of weight during pregnancy and lower the risk of complications like gestational diabetes.

What this could mean

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

Active substance: lifestyle intervention (diet, physical activity, weight monitoring via WeChat and Huawei wristband)
What this could lead to: If successful, this approach could help overweight or obese pregnant women manage weight gain during pregnancy and reduce risks like gestational diabetes.
What could go wrong: This is a completed trial, but results are not yet widely confirmed. The intervention relies on self-monitoring and may not work for everyone. It was tested only in China, so findings may not apply globally.

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Conditions

The condition(s) this trial relates to.

Gestational Weight Gain Obesity obesity disorder Overweight gestational diabetes prevention target

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

GESTATIONAL WEIGHT GAIN OVERWEIGHT AND OBESITY

Contacts and locations

Locations

Tongzhou Maternal and Child Health-care Institution

Beijing, Beijing Municipality, China
W.F. Maternal and Child Health Hospital；

Weifang, Shandong, China

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