# A Micro-randomized Trial of HeartSteps, an mHealth Intervention for Increasing Physical Activity

> **NCT03225521** · NA · COMPLETED · sponsor: **Kaiser Permanente** · enrollment: 44 (actual)

## Conditions studied

- Physical Activity

## Interventions

- **BEHAVIORAL:** HeartSteps: A just-in-time adaptive intervention for increasing physical activity amongst sedentary adults.

## Key facts

- **NCT ID:** NCT03225521
- **Lead sponsor:** Kaiser Permanente
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2015-07-18
- **Primary completion:** 2016-02-01
- **Final completion:** 2016-02-01
- **Target enrollment:** 44 (ACTUAL)
- **Last updated:** 2018-10-25

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03225521

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03225521, "A Micro-randomized Trial of HeartSteps, an mHealth Intervention for Increasing Physical Activity". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT03225521. Licensed CC0.

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