GROWell App Fails to Curb Pregnancy Weight Gain - Report - MDSpire

GROWell App Fails to Curb Pregnancy Weight Gain

  • By

  • Alun Evans

  • March 4, 2026

  • 3 min

Share

Clinical Report: GROWell App Fails to Curb Pregnancy Weight Gain

Overview

The GROWell app-based dietary intervention did not significantly reduce excessive gestational weight gain (GWG) or postpartum weight retention (PPWR) compared to an educational control in a randomized controlled trial involving 453 pregnant women. Despite the lack of effectiveness, both groups exhibited lower rates of excessive GWG and PPWR than national averages.

Background

Excessive gestational weight gain is a significant concern due to its association with adverse maternal and neonatal outcomes, including gestational diabetes and preeclampsia. The rising prevalence of obesity among women of reproductive age necessitates effective interventions to manage weight during pregnancy. Understanding the efficacy of digital health interventions like GROWell is crucial for developing future strategies to support pregnant women.

Data Highlights

OutcomeGROWell GroupControl Group
Excessive GWG35%36%
PPWR at 6 months23%26%

Key Findings

  • The GROWell intervention did not significantly reduce excessive GWG or PPWR compared to the control group.
  • 35% of women in the intervention group experienced excessive GWG, similar to 36% in the control group.
  • At 6 months postpartum, 23% of the intervention group met criteria for PPWR, compared to 26% in the control group.
  • Adherence to dietary goal tracking averaged 72% among intervention participants.
  • Both groups had lower rates of excessive GWG and PPWR than commonly reported national averages.
  • Future studies should explore the timing of intervention delivery and incorporate physical activity components.

Clinical Implications

Healthcare providers should be aware that while digital interventions like GROWell may not significantly impact weight outcomes, they can still provide valuable support for pregnant women. It is essential to consider individual patient characteristics and educational levels when recommending dietary interventions.

Conclusion

The GROWell app-based intervention did not achieve its intended outcomes, highlighting the need for further research into effective strategies for managing weight during pregnancy.

References

  1. A randomized digital behavioral intervention for prenatal and postpartum weight outcomes in women with overweight or obesity: the GROWell trial, BMC Pregnancy and Childbirth, 2026 -- Title
  2. Obesity and Endocrinology — Maternal and Fetal Risks of Pregnancy Following Bariatric Surgery: Insights from a Specialist, 2023 -- Title
  3. Obesity Surgery — Weight Gain During Pregnancy After Bariatric Surgery, 2023 -- Title
  4. Obesity in Pregnancy | ACOG, 2021 -- Title
  5. uci health — UCI Health expert urges caution on GLP-1 weight-loss drugs for children
  6. kff health news — GLP-1s: A Quiet Drop-Off in Seniors
  7. Obesity in Pregnancy | ACOG
  8. A randomized digital behavioral intervention for prenatal and postpartum weight outcomes in women with overweight or obesity: the GROWell trial | BMC Pregnancy and Childbirth | Springer Nature Link
  9. Gestational weight gain and risk of adverse maternal and neonatal outcomes in observational data from 1.6 million women: systematic review and meta-analysis | The BMJ

Original Source(s)

Related Content