Study links PFAS exposure to weaker immune response, underscoring need for water protections

MedicalXpress | Apr 08, 2026

New research finds that exposure to PFAS may weaken the immune system in adults, raising new concerns about the long-term health effects of these widely used chemicals. The study, titled "Associations of serum PFAS with COVID-19 antibody levels among fully vaccinated adults," is published in the journal Environmental Research.