Grenfell Firefighters Study

The Grenfell Firefighters Study is a cohort study of firefighters from the London Fire Brigade to look at the medium and long term risks associated with firefighting, with a particular emphasis on cardiorespiratory health and cancer. The cohort includes both firefighters who did, and did not attend the Grenfell Tower fire in 2017. Recruitment began in late 2019 and finished in 2023.

Analysis of a subgroup of blood results looking at cancer biomarkers has now been published on Scientific Reports (Feary et al, 2025). Our findings revealed that 11 firefighters carried pathogenic DNA variants associated with cancer, but we found no association between fire smoke exposure and the presence of these variants.

Read the full article. 

Read more about our current research. 

Analysis of lung function results is expected to be complete by 31/12/2025.