Improving air quality in homes near busy roads to reduce health risks

HAFTRAP-Home Air Filtration for Traffic-Related Air Pollution

NIH-funded research University of Connecticut Sch of Med/dnt · NIH-10851671

This study is looking at whether using special air filters in homes near busy roads can help reduce harmful tiny particles from traffic and improve health, like lowering blood pressure, for people living in those areas.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Connecticut Sch of Med/dnt NIH-funded
Lab location1 site (Farmington, United States)
Project IDNIH-10851671 on NIH RePORTER

What this research studies

This research investigates the impact of using High Efficiency Particulate Air (HEPA) filters in homes located near major roadways to reduce exposure to harmful ultrafine particles (UFP) from traffic. The study will involve 240 households, where participants will experience either air filtration or a sham treatment for 30 days, followed by a washout period and then the alternative treatment. By measuring health outcomes such as blood pressure, the research aims to provide empirical evidence on the effectiveness of in-home air filtration in improving health for those living in polluted areas.

Who could benefit from this research

Good fit: Ideal candidates for this research are adults living in homes close to major roadways who do not have mechanical air-handling systems.

Not a fit: Patients living in areas without significant traffic-related air pollution or those with existing mechanical air filtration systems may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to significant improvements in cardiovascular health and overall well-being for individuals living near high-traffic areas.

How similar studies have performed: Previous smaller-scale studies have shown promising results in reducing blood pressure with air filtration, indicating potential success for this larger trial.

Where this research is happening

Farmington, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Atherosclerotic Cardiovascular Diseaseatherosclerotic diseaseatherosclerotic vascular disease
Last reviewed 2026-06-10 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.