Airborne Pathogens In Delhi Are Twice As Abundant: Experts Reveal Hidden Health Risks You Can’t Ignore | Health Newsby India News Online Team September 22, 2025 0 Airborne Pathogens - The Hidden Health Hazard: A recent Bose Institute study highlights that microscopic PM2.5 particles act as carriers, allowing bacteria, viruses, and other pathogens to travel deep ...