By Dr. Liji Thomas, MD Reviewed by Benedette Cuffari, M.Sc. Nov 20 2024 Study links higher air pollution exposure to increased risk of eczema, with PM2.5 concentrations nearly doubling the odds of the condition. Study:  Association between fine particulate matter and eczema: A cross-sectional study of the All of Us Research Program and the Center for Air, Climate, and Energy Solutions. Image Credit: Shutterstock AI / Shutterstock.com Eczema is an inflammatory skin condition that affects 5.5-10%