You shouldn't have to fight for the air you breathe. Every inhale should be life-giving, yet invisible pollution is eroding health across the UK and the world. New evidence shows airborne toxins attack nearly every organ, cut lives short, stunt children’s growth, overload public services, and deepen inequality. This post examines a hard-hitting Royal College of Physicians report demanding urgent government action to treat air pollution as the preventable health crisis it is.