In 'Breathless,' author David Quammen delves into the tumultuous advent and spread of SARS-CoV-2, the coronavirus responsible for the Covid-19 pandemic. Through nearly a hundred interviews with global experts, Quammen uncovers the saga of how scientists across the world rallied to decode the virus, trace its origins, and develop vaccines to counter its devastating effects. The book is a detailed narrative uncovering ignored warnings, political neglect, and the ecological disruptions that facilitates the emergence of such virulent pathogens. Quammen paints a striking portrait of a 'forever virus,' exploring its persistent nature and the ongoing quest to understand and contain it. The result is a gripping exploration of a modern crisis and a call to heed the lessons for future pandemics.