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AerBand

In this project, we developed the wearable device “AerBand,” a mobile application for pregnant women, and a web dashboard for researchers with the goal of visualizing the effects of air pollution on pregnant women and fetuses while supporting safer daily behaviors.

Year

2018

Role

Product Designer, Senior UX Designer

Client

AerNos

Status

published

aerband-app

In this project, we developed the wearable device “AerBand,” a mobile application for pregnant women, and a web dashboard for researchers with the goal of visualizing the effects of air pollution on pregnant women and fetuses while supporting safer daily behaviors.


We applied Human-Centered Design (HCD) because we determined that it would be impossible to achieve both long-term user engagement and reliable research data unless we deeply understood the concerns and decision-making criteria of pregnant women, healthcare professionals, and researchers — such as the common assumption that “if there’s no smell, it’s probably not dangerous” — and designed the entire experience around those insights.


The project was part of a three-year joint research and development initiative between AerNos (USA) and Children’s Hospital Los Angeles (CHLA). Approximately 20 pregnant women participated in real-world environmental testing, where gas exposure data was collected. The goal was to present this data in a way that was intuitive and understandable for pregnant women while also being analytically useful for researchers.

A key characteristic of the project was the integrated design across multiple touchpoints — the wearable device, mobile app, and researcher dashboard — while maintaining a high-quality user experience despite technical limitations such as sensor degradation.